In step two of glycolysis, there is an isomerization from glucose-6-phosphate to fructose-6-phosphate. The bond types that are broken and then reformed are the same, making delta G for the reaction very close to zero. If delta G is zero, how is it that there is a net movement of substrate to product

Answer:

The answer is actually CO4

Explanation:

prove me wrong

Answer:

C2O4

Explanation:

Di means 2 and tetra means 4

Answer:

1×10^-14 mol^2dm^-6

Explanation:

Ionic product is defined as the product of the concentrations of ions, each raised to the power specified by its stoichiometric coefficient in a solution. The product of concentrations of H+ and OH- ions in water at a particular temperature is known as ionic product of water. The value of Kw increases with the increase of temperature, i.e., the concentration of H+ and OH- ions increases with increase in temperature. The value of Kw at 25°C is 1 x 10-14.

At any given time, the amount of hydrogen ions and hydroxide ions present in water is extremely small and consequently the concentration of undissociated water molecules is almost unchanged by any minute ionization thus it is considered a constant. The product of the concentration of both hydrogen and hydroxide ions is a constant referred to as the ionic product for water.

The concept of energy balance refers to the equilibrium between the energy input into a system and the energy output from that system. It is based on the principle of conservation of energy, which states that energy cannot be created or destroyed but can only be transferred or transformed from one form to another.

In terms of human energy balance, it involves the energy intake from food and beverages (energy in) and the energy expenditure through basal metabolic rate, physical activity, and other bodily processes (energy out). When the energy intake matches the energy expenditure, there is an energy balance. However, when there is an imbalance, either an excess or deficit of energy, it can lead to weight gain or weight loss, respectively.

For example, if a person consumes 2000 calories (energy in) through their diet and expends 2000 calories (energy out) through their daily activities and bodily functions, they maintain an energy balance. This means that the energy intake is equal to the energy expenditure, and their weight remains stable.

On the other hand, if a person consumes 2500 calories (energy in) but only expends 2000 calories (energy out), there is a positive energy balance. The excess energy is stored in the body as fat, leading to weight gain over time.

Conversely, if a person consumes 1500 calories (energy in) but expends 2000 calories (energy out), there is a negative energy balance. The body needs to compensate for the energy deficit by utilizing stored energy reserves, such as fat, resulting in weight loss.

Support for the concept of energy balance comes from scientific studies on weight management and obesity. It has been shown that maintaining an energy balance is crucial for weight maintenance, while sustained positive or negative energy balances can lead to weight changes. Additionally, energy balance plays a role in various physiological processes, including metabolism, hormone regulation, and overall health.

By understanding and managing energy balance, individuals can make informed decisions regarding their diet, physical activity, and lifestyle to achieve and maintain a healthy weight and overall well-being.

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75-80 = 5 = .0625 X 100 = 6.25%

80 80

Answer:

Viscosity

Explanation:

Sijui kuexpalain lakini

Answer:

Explanation:

apart from boiling point and flammability viscosity density and solubility are those qualities of hydrocarbon which are effected by their size

Based on the tabulated data, compound B represents B) a metallic compound. Hence, option B) a metallic compound is the correct answer.

Characteristics of metals are:

Because electrons are mobile in metallic solids , they are good conductors of heat and electricity. Metallic solids are also malleable and ductile due to the ability of the metal nuclei to move past each other without disrupting the bonding.

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Answer:an ionic compound

Explanation:

Penrose and Katz claimed that the social nature of science indicates that scientists depend on prior research in their fields and the work of their colleagues in other fields of study to progress and develop, scientists are inclined to have different assumptions and beliefs in their own areas of research.

A, B, and C are the social implications of science according to Penrose and Katz. D, scientists agreeing on their assumptions and beliefs within their fields of study, is incorrect. What is the social nature of science? Social science is defined as the social context in which scientists conduct their private lives. The social nature of science is the idea that science is a social endeavour and that scientific development is influenced by social factors such as interactions between scientists and other agents in the scientific environment. Penrose and Katz argued that the social implications of science imply that scientists depend on prior research in their fields and the work of their colleagues in other fields of study to progress and develop. Scientists also have different assumptions and beliefs in their areas of research, and these beliefs and assumptions can differ. This, however, does not imply that scientists agree on their beliefs and assumptions in their fields of research. What is Penrose’s theory? Penrose is a British physicist and mathematician. She is most recognised for her contributions to the field of cosmology, where she has studied topics such as black hole thermodynamics and gravitational wave detection. Penrose’s research has been recognized with numerous accolades, including the Nobel Prize in Physics in 2020.

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Agriculture: Copper (II) sulfate is used as a fungicide to control plant diseases, while iron metal is used as a nutrient for plants.

Fe + CuSO4 Reaction.

Reactant and state: Copper (II) sulphate, solid (CuSO4.5H2O)

Product and state: Iron (II) sulphate, solid

(FeSO4) and Copper metal, solid (Cu)

Word equation: Iron metal + Copper (II) sulphate sulphate - Copper metal + Iron (II)

Balanced formula: Fe + CuSO4 Cu + FeSO4

Type of reaction: This is a single displacement or substitution reaction, where iron replaces copper in the copper sulfate compound.

ChatGPT

Answer:

Human exhale

Explanation:

When humans exhale-carbon is that which all humans produce=18% of all carbon output

The masses of dimethylamine and dimethylammonium chloride do you need to prepare 8. 00 l of pH = 12. 00 buffer is 1448 gm.

A buffer is an aqueous solution that can resist significant changes in pH levels upon the addition of small amount of acid or alkali.

dimethylamine (CH₃)₂NH and dimethylammonium chloride (CH₃)₂NH * HCl are mixed to prepare a buffer solution

The concentration of the components is given as 0.5M , Volume = 8L

no. of moles = CV = 0.5 * 8 =4 moles

4 moles of dimethylamine = mass/ Molecular weight

Molecular weight of dimethylamine = 45 gm

Therefore the mass of dimethylamine required = 45 * 4 = 180 gm

4 moles of dimethylammonium chloride = 362 gm

Therefore the mass of dimethylammonium chloride required = 362*4 = 1448 gm

Thus the masses of dimethylamine and dimethylammonium chloride do you need to prepare 8. 00 l of pH = 12. 00 buffer is 1448 gm.

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Answer:

21st century

Explanation:

The hardness of the groundwater in molarity and in parts per million of Caco3 by mass is 177.59 ppm. {Assuming Ca2 accounts for all of the hardness in the groundwater. }

To determine the hardness of the groundwater in molarity, we can use the titration formula:

C1V1 = C2V2

where C1 is the concentration of EDTA (0.0650 M), V1 is the volume of EDTA (10.90 mL), C2 is the concentration of Ca2+ in the groundwater, and V2 is the volume of the groundwater (50.00 mL).

Rearranging the formula to solve for C2:

C2 = (C1V1) / V2

C2 = (0.0650 M * 10.90 mL) / 50.00 mL
C2 = 0.01422 M

So, the hardness of the groundwater in molarity is 0.01422 M.

Now, to convert this to parts per million (ppm) of CaCO3 by mass, we need to consider the molar mass of CaCO3 (100.09 g/mol) and the molar mass of Ca2+ (40.08 g/mol). Since Ca2+ accounts for all the hardness in the groundwater, we can use the following formula:

ppm = (C2 * V2 * M(CaCO3)) / M(Ca2+)

ppm = (0.01422 M * 50.00 mL * 100.09 g/mol) / 40.08 g/mol
ppm = 177.59

Therefore, the hardness of the groundwater is 177.59 ppm of CaCO3 by mass.

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The group of elements in which Argon placed along with Neon and helium is called Noble gases.

Noble gases can be demonstrated as the 6 elements that belong to group 18 of the modern periodic table. These 6 elements in group 18 are Helium, Neon, Argon, Krypton, Xenon, and Radon.

Under standard conditions of pressure and temperature, all noble gases exist in the gaseous form and exhibit extremely low chemical reactivity therefore they are named inert gas.  All the noble gases possess stable electronic configurations as their valence shell are fully filled. Therefore, the elements are found in monoatomic gases.

The general configuration of the noble gases can be represented as ‘ns²np⁶’ where n is the principal quantum number.

Therefore Argon is a noble gas so they have completely filled electronic configurations, and very little tendency to lose or gain an electron or inert nature.

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Answer:

200.0°C.

Explanation:

The resulatant volume of gas under given conditions is 9.49 liters.

Ideal gas equation gives idea about the behavior of gases at different conditions and it will be represented as:

PV = nRT, where

P = pressure in atm

V = volume in L

n = moles of gas

R = universal gas constant = 0.082 L.atm/K.mol

T = temperature in K

First we calculate the moles of gas by putting the values according to the first condition in the above equation and we have

n = (0.921)(500) / (0.082)(473) = 11.86 moles

Now we calculate the volume of gas by using the above equation and details of the second condition as:

V = (11.86)(0.082)(293) / (30) = 9.49 L

Hence resultant volume of the gas is 9.49L.

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Answer:

0.7 g/ml. Whichever material matches that closest is the right one.

Answer:

26.2g = Mass of water in the calorimeter

Explanation:

The heat absorbed for the water is equal to the heat released for the metal. Based on the equation:

Q = m*C*ΔT

Where Q is heat, m is the mass of the sample, C is specific heat of the material and ΔT is change in temperature

Replacing we can write:

\(m_{metal}*C_{metal}*dT_{metal}=m_{water}*C_{water}*dT_{water}\)

13.9g * 0.449J/g°C * (54.2°C-15.6°C) = m(H₂O) * 4.184J/g°C * (15.6°C-13.4°C)

240.9J = m(H₂O) * 9.2J/g

The second row of the table, which deals with the equilibrium of a system, can be completed by filling in the missing information.C: Q < KeqWhen Q < Keq, the reaction will proceed in the forward direction. It means that the concentration of reactants will be higher than the concentration of products.

The forward reaction is thus favored When the forward reaction is favored, the equilibrium constant Keq is greater than the reaction quotient Q. As a result, there is an increase in the concentration of products to reactants until the Keq and Q values become equal. As a result, the reaction proceeds in the forward direction to achieve equilibrium. This case is also referred to as the reaction proceeding spontaneously in the forward direction

When Q > Keq, the concentration of the reactants is higher than the concentration of products, and the reaction is in the reverse direction. The reverse reaction is favored in this case. The reaction proceeds in the reverse direction to establish equilibrium when the concentration of products increases to that of reactants, and the Keq and Q values become equal. This case is referred to as the reaction proceeding spontaneously in the reverse direction.When Q = Keq, the reaction is at equilibrium, which means that the rate of the forward reaction is equal to the rate of the reverse reaction. As a result, the concentration of products and reactants remain constant.

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Answer:

B

Explanation:

Answer: B.) the strand that assembles new nucleotides in a continuous fashion

Explanation: edgenuity

The equation that corresponds to the formation of liquid water is:

H₂ (g)  +  1/2 O₂ (g)  \(\longrightarrow\) H₂O (l)

Standard enthalpy of formation can be defined as the enthalpy change when 1 mole of a compound is produced from its elements in their most stable state of aggregation at a temperature of 298.15 K and pressure of 1 atm.

Enthalpy of formation is the standard enthalpy of reaction where two or more reactants combine together to form one mole of the product. The standard enthalpy of formation is measured in units in kilojoule per mole (kJ/mol), joule per mole, or kilocalorie per gram.

All elements in their standard states such as oxygen gas, solid carbon (graphite) have a standard enthalpy of formation of zero.

The water formation reaction has a negative value of the standard enthalpy of formation indicating that the formation of water is an exothermic reaction. One mole of water is formed from the reaction of one mole of hydrogen gas and a half mole of oxygen gas.

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Answer:

they both have gravity

Explanation:

Answer:

gravity

Explanation:

Answer:Search ResultsBy simply wrapping wire that has an electrical current running through it around a nail, you can make an electromagnet. When the electric current moves through a wire, it makes a magnetic field. ... You can make a temporary magnet by stroking apiece of iron or steel (such as a needle) along with a permanent magnet.

Explanation:

Answer:

It is True

Explanation:

By simply wrapping wire that has an electrical current running through it around a nail, you can make an electromagnet. When the electric current moves through a wire, it makes a magnetic field. If you coil the wire around and around, it will make the magnetic force stronger, but it will still be pretty weak.

Value of k (rate constant)=  0.0235 s^(-1).

To determine the value of the rate constant (k) at 45°C given the rate constant at 20°C and the activation energy (Ea), we can use the Arrhenius equation:

k2 = k1 * exp((Ea / R) * (1 / T1 - 1 / T2))

Where:

k1 = rate constant at temperature T1

k2 = rate constant at temperature T2

Ea = activation energy in joules/mol

R = gas constant (8.314 J/(mol·K))

T1 = initial temperature in Kelvin

T2 = final temperature in Kelvin

First, we need to convert the activation energy (Ea) from kilojoules to joules:

Ea = 75.5 kJ/mol * 1000 J/kJ = 75,500 J/mol

Next, we need to convert the temperatures from Celsius to Kelvin:

T1 = 20°C + 273.15 = 293.15 K (temperature at 20°C)

T2 = 45°C + 273.15 = 318.15 K (temperature at 45°C)

Now we can substitute the values into the Arrhenius equation and calculate k2:

k2 = k1 * exp((Ea / R) * (1 / T1 - 1 / T2))

k2 = (2.75 * 10^(-2) s^(-1)) * exp((75,500 J/mol / (8.314 J/(mol·K))) * (1 / 293.15 K - 1 / 318.15 K))

Evaluating the above expression will give us the value of k2 at 45°C which is approximately  0.0235 s^(-1).

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Answer: C. bicarbonate buffer system

The bicarbonate buffer system helps to regulate the pH levels of our body.

A healthy pH range is about 7.35 to 7.45.

Hope this helps!

The statement describes buffer system is found in the human body is "bicarbonate buffer system."

When acids or bases are introduced to a buffer system, the pH of the solution does not change. A weak acid and its salt or a weak base and its salt make up a buffer system.

Carbonic acid bicarbonate buffer system, phosphate buffer system, and protein buffer system are the three major buffer systems in our bodies. The principal buffering mechanism of the IF surrounding the cells in tissues throughout the body is the bicarbonate buffer. By eliminating CO2 and hydrogen ions from the body, the respiratory and renal systems play important roles in acid-base balance.

Hence the correct answer is bicarbonate buffer system.

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The number of significant figures in each of the following measured quantities: (a) 3.774 km = 4  (b) 205 m² = 3 (c) 1.700 cm = 4 (d) 350.00 K = 5 (e) 307.080 g = 6 (f) 1.3 × 10³ m/s = 2.

These are minimum number from zero to nine which are  required for reporting any measurement in significant figures digit is uncertain.

The starting zero are not significant figures, decimal is not a significant figures, ending zero after decimals are significant figures and ending zero before without decimal is not significant figures.

Therefore, number of significant figures in each of the following measured quantities: (a) 3.774 km = 4  (b) 205 m² = 3 (c) 1.700 cm = 4 (d) 350.00 K = 5 (e) 307.080 g = 6 (f) 1.3 × 10³ m/s = 2.

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Answer:

File down there

Explanation:

1. 0+15+30+45+60=150/5=30 s

0+10+16+22+27=75/5=15 cm^3

then, 15/30= 0.5 cm^3/s(average rate of rxn)

2. 0+15+30+45+60+75+90+105+120=540/9=60 s

0+10+16+22+27+31.50+36+39.5+42=224/9=24.89cm^3

then, 24.89/60=0.414cm^3/s (avrg rate of rxn)

3. overall rxn add all the time divide by 12 and the volume add them too and divide by 12. after take average volume divide by the average time to get the average rate of overall rxn

4. 16/30= 0.533cm^3/s

5. 39.5/105= 0.37cm^3/s

Answer:

Multicellular organisms have cells that are organized in specific ways to perform specialized functions. From the most complex level to the simplest level, the five levels of organization for the sheep should be ordered as:

whole organism → organ system → organ → tissue→ cell

Explanation:

Answer:

Look down below

Explanation:

Environmmetal impacts that coal can cause is Sulfur dioxide (SO2), which contributes to acid rain and respiratory illness.

AND.....

Nitrogen oxides (NOx), which contribute to smog and respiratory illnesses. Particulates, which contribute to smog, haze, and respiratory illnesses and lung disease