which choice shows the structure of (2s,5r)-5-ethoxy-2-octanol?
Answers
The correct structure for (2s,5r)-5-ethoxy-2-octanol is: CH3CH2CH(OH)CH2CH(CH2CH3)CH2CH2CH3
The prefix (2s,5r) indicates that the stereochemistry at positions 2 and 5 of the molecule are in the S and R configurations, respectively. The suffix -ol indicates that the molecule is an alcohol, and the prefix ethoxy- indicates that there is an ethoxy group (CH3CH2O-) attached to the fifth carbon of the octanol chain. Therefore, the final structure is as shown above.
CH3CH2CH(OH)CH2CH(CH2CH3)CH2CH2CH3
1. First, identify the parent chain: The base name 'octanol' indicates an 8-carbon chain with an -OH group (alcohol). So, the parent chain is CH3(CH2)6CH2OH.
2. Next, identify the stereochemistry at the chiral centers: The (2S,5R) configuration indicates the stereochemistry of the chiral centers at positions 2 and 5.
3. Identify the substituents and their positions: The '5-ethoxy' indicates an ethoxy group (CH3CH2O-) attached at the 5th carbon of the parent chain.
4. Combine all the information: Connect the substituent to the parent chain at the specified position, and include the stereochemistry at the chiral centers.
So, the final structure of (2S,5R)-5-ethoxy-2-octanol is:
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Related Questions
4.
Which of the following is an adaptation of an animal that lives in an area with a polar
climate?
(1 point)
O thin, long legs
O thick, insulating fur
O colorful feathers
O moist, slimy body
Answers
Answer:
thick, insulating fur
Explanation:
If an animal lives in a freezing climate, it makes sense logically that the animal would adapt and develop a layer of thick fur to keep its body insulated and maintain homeostasis.
Hope this helped and please consider a Brainliest! :)
hhhhhheeeeelpppppp willl give brainliest
Answers
Answer:
w = d x f
Explanation:
hope it helps u
SOMEONE PLEASE HELP I WILL GIVE YOU BRAINLIEST IF YOU GET IT RIGHT.
Answers
Answer:
A (H)
Explanation:
The key uptop shows all the red are non metal and "H: is pink
Question 3 of 25
Which statement describes a question that can guide the design of a
scientific investigation?
OA. It asks about whether a controlled variable is necessary.
B. It asks about the preferred outcome of the investigation.
C. It asks about how the observations will be organized.
D. It asks about a cause-and-effect relationship between two
variables.
Answers
The statement that describes a question that can guide the design of a scientific investigation could be about the necessity of a controlled variable. The correct answer is A.
What is a controlled variable?It is a variable whose values are controlled by the researcher during the course of experimental investigations.
When designing an experiment, it is necessary to identify the different variables that would be involved for a successful investigation.
Variables can be independent, dependent, controlled, or constant. Identifying the necessary variables will help in designing the experiment.
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Directions: Answer the following questions in your own words using complete sentences. Do not copy and paste from the lesson or the internet.
1. How does the condition of the soil impact all aspects of the environment?
2. Conduct research on an extinct species. Identify the species, discuss the reasons for extinction, and how the extinction may have impacted the environment.
3. Conduct research on a threatened or endangered species. Identify the species, discuss the threats to the species, and any attempts to save the species. The species may be plant or animal.
4. Locate a park or other natural space near your home. Explain what type of natural space it is, when and how it was established, and the major purpose of the space.
5. What impact does it have on the environment if one type of biome is damaged or under threat?
Answers
Answer:
This took forever T-T
Explanation:
1. The condition of the soil has a big impact on the environment. Good soil helps plants grow, supports different kinds of life, and prevents erosion. It also keeps nutrients in balance and affects the quality of water and air. If the soil is unhealthy or polluted, it can harm plants, animals, and the overall ecosystem.
2. The dodo bird is an example of a species that no longer exists. It used to live on an island called Mauritius. Sadly, people hunted the dodo bird for food and destroyed its habitat. They also introduced other animals that harmed the dodo bird's population. Because of these reasons, the dodo bird became extinct. This affected the environment because the dodo bird played a role in spreading seeds and helping plants grow.
3. The Sumatran orangutan is a species in danger of disappearing. Its biggest threats are losing its home due to forests being cut down for palm oil, illegal hunting, and being taken as pets. People are working to protect the orangutans by preserving their habitat, rescuing and rehabilitating them, and educating communities about their importance.
4. Central Park in New York City is a natural area created in 1857. It was made for people to enjoy nature in the middle of the city. People can do many outdoor activities there like walking, picnicking, and playing sports. The park is also home to various birds and animals, which adds to the city's biodiversity.
5. When a certain environment, like a forest or a desert, is damaged or in danger, it has a big impact on the whole ecosystem. Many different plants and animals depend on each other in these environments. If something harms or destroys their homes, it can lead to the loss of species, disruption of food chains, and less diversity. It can also affect important processes like water and carbon cycles, and even influence the climate. People who rely on these environments for resources and livelihoods are also affected. That's why it's important to protect and take care of these natural areas.
what is the bond order for a second-period diatomic particle containing five electrons in antibonding molecular orbitals and eight electrons in bonding molecular orbitals?
Answers
The bond order for a second-period diatomic particle containing five electrons in antibonding molecular orbitals and eight electrons in bonding molecular orbitals is 1.5
Bond order is defined as the number of electrons in bonding molecular orbitals minus the number of electrons in antibonding molecular orbitals divided by two. As a result, we may determine the bond order of this diatomic particle by the formula: Bond order = (number of bonding electrons - number of antibonding electrons) / 2
Bond order = (8 - 5) / 2
Bond order = 1.5.
This diatomic molecule, according to the bond order, is a stable molecule since the bond order is greater than 1, indicating that it is a double bond. The molecule has an overall bond strength that is greater than a single bond, but not as strong as a triple bond. So therefore he bond order for a second-period diatomic particle containing five electrons in antibonding molecular orbitals and eight electrons in bonding molecular orbitals is 1.5
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Draw the structure(s) of the major organic product(s) of the following reaction. 1. LiAlH4 / dry Et O -H 2. aqueous HCI • You do not have to consider stereochemistry. • If no reaction occurs, draw the organic starting material. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu
Answers
Structure and the reaction is in the attached photo.
Amides, RCONR'2, can be reduced to the amine, RCH2NR'2 by conversion of the C=O to -CH2-. Amides can be reduced by LiAlH4 but not the with the less reactive NaBH4. Some of the reagents are LiAlH4 / ether solvent, followed by water.
This reduction reaction is different from the different to that of other C=O compounds which reduce to alcohols like in esters.
Lithium aluminium hydride (LiAlH4) and sodium borohydride are the two most frequent sources of the hydride nucleophile (NaBH4).
The presence of a polar metal-hydrogen bond in these reagents acts as a source of hydride rather than the hydride anion, which is absent during this reaction. Since the Al-H bond in LiAlH4 is more polar and aluminium is less electronegative than boron, LiAlH4 is a more potent reducer.
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Red blood cells do not produce CO2 because ___
Answers
Red blood cells do not produce CO₂ because they lack mitochondria.
Mitochondria are organelles within cells that are responsible for producing energy through cellular respiration. During cellular respiration, glucose is broken down into ATP (adenosine triphosphate), releasing CO₂ as a byproduct. However, red blood cells do not have mitochondria, and therefore, they are not able to perform cellular respiration.
Instead, red blood cells rely on a unique protein called hemoglobin to transport oxygen and carbon dioxide throughout the body. Hemoglobin binds to oxygen in the lungs and carries it to the body's tissues, while also picking up CO2 from the tissues and carrying it back to the lungs to be exhaled. This process is known as the oxygen-hemoglobin dissociation curve, and it allows for the efficient exchange of gases in the body.
In summary, red blood cells do not produce CO₂ because they lack mitochondria, and instead, they rely on hemoglobin to transport oxygen and CO₂ throughout the body.
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Please help me figure this question out I’ll mark you brainiest. The balanced equation would be 2Na + 2Cl = 2NaCl. Hope that helps ya solve it.
Answers
Answer:
I think c.............
What features of this model will help Armando answer the question?
Answers
Answer:
The adjustable legs and the table of sand.
Note:The question is incomplete. The complete question is given below.
Using Models to Answer Questions About Systems
Armando’s class was looking at images of rivers formed by flowing water. Most of the rivers were wide and shallow, but one river was narrow and deep. Armando’s class thinks that this river is narrow and deep because:
the hill that the water flowed down was very steep, orthe sand grains that the water flowed through were very small.Armando designed the model below to try to answer the question: Why is this river so narrow and deep?
Explanation:
The model designed by Armando will be helpful to answer the question because of the following features it possesses:
1. An adjustable leg- since one of the hypotheses put forward by the class to explain why the river was narrow and deep was that the hill that the water flowed down was very steep, the adjustable legs can be lowered or raised in order to make the slope shallower or steeper so that their hypothesis can be tested.
2. A table of sand- the table of sand serves as the streambed. By adjusting the size of the sand grains to be larger or smaller, the students will be able to to test their second hypothesis that the small size sand grains that the water flowed through was the reason for the river to be narrow and deep.
The results of their experiments will enable them to come to a conclusion.
According to reference Table M, what is the color of the indicator bromthymol blue in a solution that has a pH of 8?
(1) Yellow (2) Orange (3) Blue (4) Pink
Answers
Answer: Yellow
Explanation:
See attached table.
0.3 kg air inside 35.7 litres cylinder has a temperature is 36.6
oC. The R value for air = 287 J/kg/K
Answers
Given data: Mass of air, m = 0.3 kgVolume of cylinder, V = 35.7 LTemperature of air, T = 36.6°C = (36.6+273.15)K = 309.75 KR-value for air, R = 287 J/kg/KFormula used:
PV = mRT,where, P is pressureV is volume of cylinderm is mass of airR is R-value for airT is temperature of airSubstituting the given values in the formula, we get:PV = mRT35.7 L × P = 0.3 kg × 287 J/kg/K × 309.75 KP = (0.3 kg × 287 J/kg/K × 309.75 K) / 35.7 LP = 8769.225 J / 35.7 LPressure of air, P = 245.6236 PaHence, the pressure of the air inside the cylinder is 245.6236 Pa.
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A double pipe parallel flow heat exchanger is used to heat cold water with hot water. Hot water (cp=4.25 kJ/kg °C) enters the pipe with a flow rate of 1.5 kg/s at 80 °C and exits at 45°C. The heat exchanger is not well insulated and it is estimated that 3% of the heat given off by the hot fluid is lost through the heat exchanger. If the total heat transfer coefficient of the heat exchanger is 1153 W/m²°C and the surface area is 5 m2, find the heat transfer rate to the cold water and the logarithmic mean temperature difference for this heat exchanger. Continuous trading terms apply. The kinetic and potential energy changes of the fluid flows are negligible. There is no contamination. The fluid properties are constant.
Answers
The heat transfer rate to the cold water is 167.51 kW, and the logarithmic mean temperature difference for this heat exchanger is 28°C.
We know that, Q = m × Cp × ΔT
Where
m = mass flow rate
Cp = specific heat capacity
ΔT = Temperature difference
Q = (1.5 kg/s) × 4.25 kJ/kg °C × (80 - 45)°CQ = 172.69 kW
As per the problem, 3% of the heat given off by the hot fluid is lost through the heat exchanger.
Thus, heat loss is 0.03 × 172.69 kW = 5.18 kW
The heat transfer rate to the cold water is given as Q1 = Q - heat loss = 172.69 kW - 5.18 kW= 167.51 kW
To find the logarithmic mean temperature difference for this heat exchanger:
The formula for LMTD is,∆Tlm = (ΔT1 - ΔT2) / ln(ΔT1 / ΔT2)
where
ΔT1 = hot side temperature difference = Th1 - Tc2
ΔT2 = cold side temperature difference = Th2 - Tc1
Tc1 = inlet temperature of cold water = 20°C
Tc2 = outlet temperature of cold water = ?
Th1 = inlet temperature of hot water = 80°C
Th2 = outlet temperature of hot water = 45°C
∆T1 = Th1 - Tc2 = 80°C - Tc2
∆T2 = Th2 - Tc1 = 45°C - 20°C = 25°C
Thus,∆Tlm = (80°C - Tc2 - 45°C) / ln[(80°C - Tc2) / (45°C - 20°C)]
∆Tlm = (35°C - Tc2) / ln(2.67[(80 - Tc2) / 25])
Now, the heat exchanger is a double pipe parallel flow heat exchanger. Thus, both hot and cold fluids have the same value of LMTD.∆Tlm = 35°C - Tc2 / ln(2.67[(80 - Tc2) / 25]) = 35°C - (47.81/ln(2.67[42.79/25]))
∆Tlm = 27.81°C which is approximately equal to 28°C
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in some communities forest are cleared through burning in the deforested and is used for farming which of these is negative consequences of this practice
Answers
Explanation:
High emission of CO2 which is bad and the wild animals which live in that spot will flee, thus that place will eventually lose much more ecological diversity.
Which of the following are parts of the Nervous System?
Choose all the apply
Nerves
Brain
Heart
Skin
Spinal Cord
Lungs
Answers
Answer: Nerves, Brain and spinal cord
Explanation:the other choices are either part of the cardiovascular system or the respiratory system
Which of the following descriptions and/or equations best represent the enthalpy change of a system? There may be more than one correct answer.Choose one or more:A. The sum of the internal energy and the pressure-volume product of a system B. The heat absorbed or released during a phase change or chemical reaction at constant volume C. The heat absorbed or released during a phase change or chemical reaction at constant pressure D. The amount of energy required to raise the temperature of 1 mole of a substance by 1°C at constant pressure E. ΔH = ΔE + PΔVF. H = E + PVG. ΔE = q + wH. The work done on or by a phase change or chemical reaction at constant pressure F. H = E + PVG. ΔE = q + wH. The work done on or by a phase change or chemical reaction at constant pressure
Answers
The following descriptions and/or equations best represent the enthalpy change of a system: C. The heat absorbed or released during a phase change or chemical reaction at constant pressure; E. ΔH = ΔE + PΔV; F. H = E + PV.
Enthalpy (H) is a thermodynamic property that represents the total heat content of a system. It takes into account both the internal energy (E) of the system and the work done by or on the system in the form of pressure-volume work (PV).
Option C states that enthalpy change occurs during a phase change or chemical reaction at constant pressure. This is because at constant pressure, the heat absorbed or released by the system is equal to the change in enthalpy.
Option E, ΔH = ΔE + PΔV, represents the equation for calculating the change in enthalpy, where ΔE is the change in internal energy and PΔV is the pressure-volume work done.
Option F, H = E + PV, directly defines enthalpy (H) as the sum of internal energy (E) and pressure-volume work (PV).
These options highlight the relationship between enthalpy, internal energy, and work in the context of phase changes, chemical reactions, and constant pressure conditions.
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1.3 A learner listed the following as characteristics of alkali metals:
1. These metals are so reactive that they are never found in the uncombined state in nature
II. When exposed to air, they slowly lose their shiny appearance as they combine with oxygen
III. These metals have a great tendency to gain a single electron
IV. The react with water to produce oxygen gas and the corresponding metal hydroxide Which of the above are the correct properties?
A. I and II
B. I, II and III
C. I, II and IV
D. I, II, III and IV
Answers
I. These metals are so reactive that they are never found in the uncombined state in nature.
II. When exposed to air, they slowly lose their shiny appearance as they combine with oxygen.
IV. They react with water to produce hydrogen gas and the corresponding metal hydroxide.
Therefore, the correct option is (C) I, II, and IV. Option (B) is incorrect because alkali metals have a great tendency to lose a single electron, not gain one. Option (D) is incorrect because option III is incorrect
HELPPP. What is the molarity (molar concentration) of a 500.0mL that contains 5.60g of KOH? Please show your work, with units, and include a therefore statement.
Answers
Answer:
.2 M
Explanation:
grams/molar mass=ans./volume(L)=molarity
5.6/56=ans./.500=.2 M
- Hope that helps! Please let me know if you need further explanation.
which substance may cause violent behavior?
Answers
There are a number of substances that may cause violent behavior, including alcohol, cocaine, amphetamines, and some prescription drugs.
Alcohol is a commonly abused substance that is known to cause aggressive and violent behavior in some people. This is because alcohol can lower inhibitions and impair judgment, which can lead to impulsive and aggressive behavior.
Cocaine is another substance that can cause violent behavior. This is due to the fact that cocaine can increase feelings of paranoia and aggression, which can lead to violent outbursts.
Amphetamines, such as methamphetamine, can also cause violent behavior. This is because amphetamines can increase irritability and aggression, which can lead to violent behavior.
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which of the following molecules or ions contain an oxygen atom with a positive formal charge?
a. CO2
b. CO
c. CO2^-2
d. H2O
Answers
Carbonate ions \(CO_2^{-2}\) contain an oxygen atom with a favorable elevated charge. Thus, option C is correct.
The carbonate ion is a compound that is formed by sharing valency shell electrons of Carbon and Oxygen elements. After forming, the oxygen atom in the middle has a positive formal charge. This is because each oxygen atom in the carbon will be assigned a formal charge of -1.
In this reaction, when the compound is double-bonded, the oxygen atom in the middle has only six electrons in the valence shell instead of eight electrons, resulting in a positive formal charge of +2 after the reaction.
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The setup in the diagram is left outside during the day and night . Bubbles are continuously produced regardless of the presence of sunlight.what can you predict of the composition in the bubbles
A. The bubbles are always O2
B. The bubbles are always carbon dioxide CO2
C. During the day the bubbles are CO2 and in the night O2
D. During the day they are O2 and in the night CO2
Answers
Answer:
A
Explanation:
The bubbles formed from the plants are always oxygen. The photosynthetic reaction taking place in the plants release oxygen molecules.
What is photosynthesis ?Photosynthesis is the biochemical process of synthesizing chemical energy by green plants with the aid of light energy. They store this chemical energy in the form of glucose.
In photosynthetic reaction, water and carbon dioxide are combined to produce glucose and oxygen gas. The bubbles formed in the reaction is oxygen gas.
This process is an event in the carbon cycle to balance the amount of carbon dioxide in the atmosphere and in living matter. Photosynthesis provide the sufficient oxygen for respiration for animals. Hence, option A is correct.
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Mass is a measure of how much matter something has.
False
True
Answers
Answer:
true
Explanation:
Which energy source can be renewed in less than a week?
a ton of coal
a barrel of oil
the charge on a solar battery cell
the ethanol produced by an acre of corn
Answers
Answer:
a charge on a solar battery cell
to form a hydrogen bond, what must the non-hydrogen atom ( n , o , or f ) involved in the bond possess? to form a hydrogen bond, what must the non-hydrogen atom (, , or ) involved in the bond possess? a low electronegativity value a nonbonding electron pair a bonding electron pair an unpaired electron
Answers
Creating a hydrogen bond A nonbonding electron pair is present in the non-hydrogen atom (n, o, or f) that is a part of the bond.
An electron pair containing valence electrons that aren't involved in bonds with other atoms is known as a nonbonding electron pair. It describes a pair of localized electrons connected to an atom.
We may determine the number of nonbonding electrons inside the molecule by deducting two electrons from of the total valence electron number for each link in the skeletal structure since covalent bonds require two electrons to form.
There is no covalent bonding that involves a pair of valence electrons. represented by a Lewis structure with two dots.
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with a given number of moles of solvent,the solution will always have the same concentration. T or F please explain why.
Answers
Answer:
Its False
Explanation:
Its False because the concentartion would have to be the solute the thing being added. BUT if you add the equal amount of solvent and add more solute than the one you added more solute is the more concentarted.
AN EXAMPLE:
An example we have Cup A and Cup B we add the same amount of water to both cups but i add more solute to cup A (Examples of solute Salt,powder) and i add less solute to b I balance them in a balance. and cup A is the most concentrated because It has more solute.
ANOTHER EXAMPLE:
Lets do the same thing i add the same amount of water to cup A and B I want to add the same solute but i cant since Cup A saturates At 8 Spoons And B at 6 So cup A is most concentared
Conclusion:
So it all depends on the solute how much you add or at how many spoons you saturate.
Thats all I hope it helped!!
The concentration of the solution depends upon the number of moles of solute with changing, the concentration will change. Therefore, the given statement is false.
What is the molar concentration?The concentration of the given solution can be determined in the terms of molarity, Normality, and molality. We can easily calculate the molar concentration of a substance in a solution.
In chemistry, concentration can be described as the abundance of a constituent divided by the total volume of a mixture. The concentration can be mass concentration, number concentration, molar concentration, and volume concentration.
The concentration of the solution determined as the number of moles of a solute per unit volume of a solution is known as molarity or molar concentration.
The Molar concentration of a solution is evaluated in the following way.
Molarity (M) of the solution = Moles of solute/Volume of the Solution
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Os subníveis mais energéticos de um dado átomo são: ...4s2 3d10 4p5 a) indique o seu número atomico b) quantos electrões de valência apresenta esse átomo c) a que família pertence?
Answers
Answer:
A. 35
B. 7
C. halogênios
Explanation:
Aqui, para responder a essa pergunta, precisaremos conhecer o elemento particular em questão.
..... 4s ^ 2 3d ^ 10 4p ^ 5 significa que está a cinco elétrons da configuração eletrônica do último elemento na primeira camada dos metais pesados.
O último elemento da 1ª série do elemento de transição é o zinco, portanto, como está a apenas 5 elementos de distância, o átomo de que estamos falando é o átomo de Bromo de Bromo.
A. O zinco tem um número atômico 30 e como o bromo está a 5 elementos de distância, seu número atômico é 35
B. Uma vez que pertence ao grupo halogênio, tem 7 elétrons de valência como o resto da família
C. Pertence à família dos halogênios
Classify the following as acid-base reactions or oxidation-reduction reactions: (a) Na2S(aq)+2HCl(aq)⟶2NaCl(aq)+H2S(g) (b) 2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g) (c) Mg(s)+Cl2(g)⟶MgCl2(s) (d) MgO(s)+2HCl(aq)⟶MgCl2(aq)+H2O(l) (e) K3P(s)+2O2(g)⟶K3PO4(s) (f) 3KOH(aq)+H3PO4(aq)⟶K3PO4(aq)+3H2O(l)
Answers
Answer a
acid-base
Answer b
oxidation-reduction: Na is oxidized, H+ is reduced
Answer c
oxidation-reduction: Mg is oxidized, Cl2 is reduced
Answer d
acid-base
Answer e
oxidation-reduction: P3− is oxidized, O2 is reduced
Answer f
acid-base
A car takes 4 hours to cover a distance, if it travels a speed of 40 mph. What should be it's speed to cover the same distance in 1.5 hours?
Answers
40/4 =10
10 x 1.5 = 15
18.7 grams of magnesium metal react with excess hydrochloric acid, and 30.9 grams of magnesium chloride are produced by the reaction. what is the percent yield of this reaction to one decimal place? use the molar masses given in the periodic table provided in the first question, do not round intermediate numbers.
Answers
18.7 grams of magnesium metal react with excess hydrochloric acid, and 30.9 grams of magnesium chloride are produced by the reaction. The percent yield of this reaction to one decimal place is 42.0%.
The theoretical yield of magnesium chloride must first be determined. Stoichiometry and the reaction's balanced chemical equation can be used to accomplish this:
MgCl₂(aq) + H₂(g) = Mg(s) + 2 HCl(aq)
Mg has a molar mass of 24.31 g/mol while MgCl₂ has a molar mass of 95.21 g/mol.
The amount of Mg used in the reaction, in moles:
n(Mg) is equal to 18.7 g/24.31 g/mol, or 0.769 mol.
In accordance with the chemical equation, 1 mole of magnesium combines with 2 moles of HCl to form 1 mole of MgCl₂:
The formula for n(MgCl₂) is n(Mg) / 1 * (1 mol MgCl₂/ 1 mol Mg) = 0.769 mol.
Produced MgCl₂ mass:
m(MgCl₂) is equal to n(MgCl₂) * M(MgCl₂), or 0.769 mol * 95.21 g/mol, or 73.6 g.
We can now determine the yield percentage:
(Actual Yield / Theoretical Yield) x 100% = % Yield
% yield = (30.9 g/73.6) times 100%, or 42.0%.
The reaction's percent yield is 42.0% as a result.
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QUESTION 1How many molecules of C6H12O6 are in 200. grams of C6H1206?
Answers
To find the number of molecules we must apply for Avogadro's number. This number tells us that in one mole of any substance there are 6.022x10^23 molecules. So the first thing we will do is find the moles contained in 200 grams of C6H12O6 (Glucose).
The molar mass of glucose is 180.06g/mol. So, the moles of glucose will be:
\(molC_6H_{12}O_6=givengC_6H_{12}O_6\times\frac{1molC_6H_{12}O_6}{MolarMass,gC_6H_{12}O_6}\)\(molC_6H_{12}O_6=200.gC_6H_{12}O_6\times\frac{1molC_6H_{12}O_6}{180.06gC_6H_{12}O_6}=1.11molC_6H_{12}O_6\)Now, we apply for Avogadro's number. So, the molecules of glucose will be:
\(\begin{gathered} moleculesC_6H_{12}O_6=givenmolC_6H_{12}O_6\times\frac{6.022\times10^{23}molecules}{1molC_6H_{12}O_6} \\ moleculesC_6H_{12}O_6=1.11molC_6H_{12}O_6\times\frac{6.022\times10^{23}molecules}{1molC_6H_{12}O_6} \\ moleculesC_6H_{12}O_6=6.68\times10^{23}molecules \end{gathered}\)Answer: In 200 grams of C6H12O6 there are 6.68x10^23 molecules