If 2. 40 mol of carbon are exposed to 3. 10 mol of steam identify the limiting reactant? How many moles of each product are formed? SHOW WORK OR NO CREDIT!!

• The balanced equation for the reaction is given by:

• From the above reaction we can see that:

1 mole of ethanol (CH3Ch2OH) produces 1 mol of acetic acid(CH3COOH)

so . x mole of ethanol will produce 0.9mol of acetic acid ....(cross multiply)

xmol ethanol * 1mol acetic = 1mol ethamol* 0.9molacetic

∴ xmol ethanol = 1*0.9 /1

= 0.90 mol

• This means that, 0.90 mol of ethanol, is needed to produce 0.9mol acetic acid,.

Answer:

D

Explanation:

NO is the molecule nitrogen monoxide while No is the atomic symbol for the element nobelium

Considering the definition of density and intensive and extensive properties, the density of each piece of gold is 19.3 \(\frac{g}{cm^{3} }\)

Density is defined as the property that matter, whether solid, liquid or gas, has to compress into a given space. In other words, density is a quantity that allows us to measure the amount of mass in a certain volume of a substance.

Intensive properties are those that will remain unchanged even though the amount of matter varies, while extensive properties vary depending on the amount of matter in a body.

Density is an intensive property, so it is independent of the sample size. This is because the solute will be present in a certain proportion with respect to the solvent. That ratio will not change unless more solute or more solvent is added. Consequently, the concentration remains constant (concentration is an intensive property) and density too.

Finally, the density of each piece of gold is 19.3 \(\frac{g}{cm^{3} }\)

Learn more about density:

Answer:

Number of moles  = 0.01 mole

Explanation:

Given data:

Volume of gas = 0.1 L

Number of moles = ?

Temperature of gas = 25.0°C

Pressure of gas = 2.50 atm

Solution:

The given problem will be solve by using general gas equation,

PV = nRT

P= Pressure

V = volume

n = number of moles

R = general gas constant = 0.0821 atm.L/ mol.K  

T = temperature in kelvin

Now we will convert the temperature.

25+273K = 298 K

by putting values,

2.50 atm × 0.1 L = n × 0.0821 atm.L/ mol.K  × 298 K

0.25 atm.L = n × 24.47atm.L/ mol

n = 0.25 atm.L /24.47atm.L/ mol

n = 0.01 mol

An isotope is (a) an atom that has more or fewer neutrons than it typically does.

Most elements have more than one naturally occurring isotope, and each isotope has a unique number of neutrons in its nucleus. Isotopes are identified by their atomic number, which represents the number of protons in the nucleus, and their mass number, which represents the sum of protons and neutrons in the nucleus.

The different isotopes of an element have similar chemical properties but may have slightly different physical properties. For example, some isotopes of carbon are radioactive and decay over time, while others are stable and do not decay. Isotopes are important in a variety of scientific fields, including medicine, geology, and archaeology, where they can be used for dating fossils and other materials.

Understanding isotopes is crucial in many areas of science and can provide valuable insights into the natural world.

Therefore, the correct option is (a).

To know more about Isotopes, refer here:

https://brainly.com/question/24086098#

#SPJ11

Answer:

d. both b and c

Explanation:

Standard enthalpy is typically measured at standard atmospheric pressure and standard state conditions, which means a pressure of 1 atmosphere and at a specified temperature that may vary depending on the context. However, it is common to use room temperature (around 25 degrees Celsius or 298 Kelvin) as the standard temperature for measuring enthalpy. Therefore, the standard enthalpy is measured at both standard atmospheric pressure and standard state conditions, as well as at room temperature and 1 atmosphere.

Radiation in the form of radiant heat from the hot plate reaches the beaker which is felt by the skin of the hand placed near it. Conduction takes place when the heat from the hot plate is conducted by the beaker to the water inside it. The heated water in the beaker's bottom moves by convection to transfer heat to the top.

Heat transfer can be defined as the movement of heat across the system due to a temperature difference between the system and its surroundings.

The different ways of heat transfer include Conduction, Convection, and Radiation. Conduction can be defined as the process of transmission of heat from one particle of the medium to another being in direct contact with each other.

Convection can be defined as the movement of fluid molecules from higher-temperature regions to lower-temperature regions.

Thermal radiation can be referred to as radiant heat. Thermal radiation can be generated by the emission of electromagnetic waves. Radiation occurs through a vacuum or transparent medium which is either solid or liquid.

Learn more about heat transfer, here:

brainly.com/question/16055406

#SPJ1

Answer:

2 NaCl 2   +   F2  =  2NaF  +  2Cl2

anaphase

or if not

telophase

Answer:

\(2.47x10^{25}atoms\)

Explanation:

Hello,

In this case, since the mineral torbernite has one copper atom, two uranium atoms, twenty oxygen atoms (2x2+4x2+8), two phosphorous atoms and sixteen hydrogen atoms (12x2) and therefore forty one in total, by using the Avogadro's number one is able to compute the total number of atoms in one formula unit or one mole:

\(Atoms=1molCu(UO_2)_2(PO_4)_2\dot \ 8H_2O*\frac{41mol\ of \ atoms}{1molCu(UO_2)_2(PO_4)_2\dot \ 8H_2O}*\frac{6.022x10^{23}atoms}{1mol\ of \ atoms} \\\\=2.47x10^{25}atoms\)

Best regards.

The percent sugar concentration in orange soda is approximately 13.24%.

The volume of orange soda is given as 355 mL and its density is given as 1.043 g/mL. According to the nutrition label, there are 49 g of sugar in a 355 mL serving of orange soda.Using the density, we can convert the 355 mL volume into grams as follows:Volume = 355 mL; Density = 1.043 g/mL; Mass = ?To convert mL to g we need to multiply the volume with the density. Thus,Mass = Volume x Density= 355 x 1.043= 369.965 gThus, the mass of a 355 mL serving of orange soda is approximately 369.965 g.Next, we can calculate the percentage of sugar in the beverage as follows:Percent sugar concentration = (Mass of sugar / Total mass of beverage) x 100%Percent sugar concentration = (49 g / 369.965 g) x 100%Percent sugar concentration = 0.1324 x 100%Percent sugar concentration = 13.24%Therefore, the percent sugar concentration in orange soda is approximately 13.24%.

learn more about concentration

https://brainly.com/question/15306782

#SPJ11

Internal energy of the system is 1278 kJ.

What is Internal Energy?

It refers to the intangible microscopic energy at the atomic and molecular scales, which is distinct in scale from the macroscopic organised energy associated with moving objects. For instance, a glass of water on a table at room temperature appears to have no apparent energy, either potential or kinetic.

∆U = w + q

U = modification of internal energy =?

W = work equals +425 kcal (positive sign because work is done on the system)

lthough I'm not sure you intended to use separate units (kcal and kJ), I'll presume you did so in order to solve the problem. Don't convert them if they should be the same, such as in the case of kJ.

425 kcal plus 4.184 kJ per kcal equals 1778 kJ of labor, or w.

∆U = +1778 + (-500 kJ) (-500 kJ)

∆U = +1278 kJ

Learn more about Internal Energy from given link

https://brainly.com/question/28302880

#SPJ1

Answer:

Its electrical to thermal energy

Explanation:

Answer:

c. 32.0 mL

Explanation:

Buret can measure upto one tenth of a mL . That means it can measure upto one decimal point of a mL . Out of given measurement 32.0 mL reads upto one decimal point of mL so this reading seems to be the reading taken of a liquid in a buret.

Explanation:

Using the formula ΔTb = Kb x molality, where ΔTb is the change in boiling point, we can solve for it and add it to the boiling point of pure water to find the boiling point of the KCl solution.

ΔTb = Kb x molality

ΔTb = 0.512 °C/m x 0.74 molal

ΔTb = 0.37968 °C

Boiling point of KCl solution = 100.00 °C + 0.37968 °C

Boiling point of KCl solution = 100.38 °C

Therefore, the boiling point of the KCl solution is 100.38 °C.

If the hydrogen gas is combusted and produces 645L of water vapor at 400 kelvin and 1.75 atm, 2796.96 g mass of the zinc is produced .

Using the ideal gas law equation:

PV = nRT

n = (PV) / (RT)

= (1.75 atm * 645 L) / (0.0821 atm·L/(mol·K) * 400 K)

= 42.71 moles

the balanced equation for the reaction between zinc and hydrochloric acid:

Zn + 2HCl -> \(ZnCl_{2}\)  + \(H_{2}\)

1 mole of zinc produces 1 mole of hydrogen gas. Therefore, the moles of zinc are also 42.71.

The molar mass of zinc is 65.38 g/mol.

Mass of zinc = moles of zinc * molar mass of zinc

= 42.71 moles * 65.38 g/mol

= 2796.96 g

Therefore, the mass of the zinc is 2796.96 grams.

learn more about hydrogen gas :

https://brainly.com/question/30829657

The component of a triglyceride within the bracket is "fatty acids."

Triglycerides are a type of lipid molecule composed of three fatty acid molecules esterified into a glycerol molecule. Fatty acids are organic compounds consisting of a long hydrocarbon chain and a carboxyl group (-COOH) at one end.

The fatty acid component plays a crucial role in the structure and function of triglycerides. The hydrocarbon chains of fatty acids can vary in length and degree of saturation. They can be short-chain, medium-chain, or long-chain fatty acids, and they can be saturated (containing only single bonds) or unsaturated (containing one or more double bonds).

When triglycerides are formed, the carboxyl group of each fatty acid reacts with a hydroxyl group of the glycerol molecule through an ester linkage. This esterification process results in the formation of three fatty acid chains attached to the three hydroxyl groups of the glycerol molecule.

Fatty acids serve as a concentrated source of energy in the body, and triglycerides function as the primary storage form of fat in adipose tissue. They also have important roles in insulation, cushioning, and as structural components of cell membranes.

In summary, the correct answer is a) fatty acids.

The complete question is:

Identify the component of a triglyceride within the bracket __________.

a. fatty acids

b. amino acids

c. nucleotides

d. glycerol

Learn more about triglycerides at https://brainly.com/question/28283767

#SPJ11

The eutectic temperature and composition of a ternary mixture of ortho, meta, and para dinitrobenzenes can be calculated based on their melting points and enthalpies of fusion.

The eutectic temperature is estimated to be slightly below 89.8 ℃, and the composition of the eutectic mixture is approximately 29.0% ortho, 35.2% meta, and 35.8% para dinitrobenzenes.

To determine the eutectic temperature and composition, we need to consider the phase diagram of the ternary system. The eutectic temperature is the lowest temperature at which all three components coexist in a liquid state. The eutectic composition corresponds to the ratio of the components at this temperature.

First, we identify the lowest melting point among the three dinitrobenzenes, which is the meta isomer with a melting point of 89.8 ℃. This suggests that the eutectic temperature will be close to or slightly below this value.

Next, we calculate the enthalpy of fusion for the mixture. The enthalpy of fusion is the amount of heat required to convert one mole of solid into liquid at the melting point. By summing the enthalpies of fusion for the individual components, we find that the enthalpy of fusion for the ternary mixture is 78.63 kJ/mol (22.84 + 27.67 + 28.12).

The eutectic composition can be estimated using the lever rule, which relates the relative amounts of the components in the liquid and solid phases at the eutectic temperature. The composition is determined by the ratio of the enthalpy of fusion for each component to the total enthalpy of fusion. In this case, we divide the enthalpies of fusion for ortho, meta, and para isomers by the total enthalpy of fusion (78.63 kJ/mol) to obtain their respective fractions: 0.290, 0.352, and 0.358.

Therefore, the eutectic temperature is estimated to be slightly below 89.8 ℃, and the composition of the eutectic mixture is approximately 29.0% ortho, 35.2% meta, and 35.8% para dinitrobenzenes.

To know more about enthalpies of fusion click here :

https://brainly.com/question/20897184

#SPJ11

The % mass of C6H12O6 in the new solution is approximately 67.2%.

We can calculate the mass percentage of C6H12O6 in the new solution using the following formula:

% mass = (mass of C6H12O6 / total mass of solution) x 100%

First, we need to calculate the total mass of the solution by adding the mass of C6H12O6 and the mass of cyclohexane:

total mass of solution = 8.50 g + 4.15 g = 12.65 g

Next, we can calculate the mass percentage of C6H12O6 in the solution:

% mass = (8.50 g / 12.65 g) x 100% ≈ 67.2%

Therefore, the % mass of C6H12O6 in the new solution is approximately 67.2%.

To know more about mass percentage refer here:

https://brainly.com/question/19694949

#SPJ11

Nowadays, it is very important to reduce one's carbon "footprint" (how much carbon we produce in our daily lifestyles). By limiting the use of fossil fuels and instead turning to renewable sources of energy, we can significantly reduce our carbon emissions and mitigate the impacts of climate change.

One way to reduce our carbon footprint is by transitioning to renewable energy sources such as solar, wind, and hydropower. These sources of energy produce minimal greenhouse gas emissions compared to fossil fuels like coal, oil, and natural gas. Installing solar panels on rooftops, utilizing wind turbines, and supporting hydroelectric power can help generate clean and sustainable energy.

Another important aspect is adopting energy-efficient practices and technologies. This includes using energy-efficient appliances, LED lighting, and improving insulation in buildings to reduce energy consumption. Conserving energy in transportation by opting for public transportation, carpooling, biking, or walking can also make a significant difference.

Additionally, reducing waste and promoting recycling and composting can help minimize greenhouse gas emissions. Waste decomposition in landfills produces methane, a potent greenhouse gas. By reducing, reusing, and recycling materials, we can lower our carbon emissions and conserve resources.

Furthermore, making conscious choices in our daily lives can contribute to reducing our carbon footprint. This includes minimizing water usage, eating a plant-based diet or reducing meat consumption, and supporting sustainable and local products.

To know more about sustainable energy

https://brainly.com/question/21498934

#SPJ11

The molarity of the potassium carbonate solution is 3.29 M, rounded to three significant figures.

From the balanced chemical equation, we can see that the reaction between lead(II) nitrate and potassium carbonate has a 1:1 stoichiometry. This means that the number of moles of lead(II) nitrate and potassium carbonate that react must be equal.

First, we need to calculate the number of moles of lead(II) nitrate present in the 64.4 mL of 2.56 M solution:

moles of \(Pb(NO3)2\) = Molarity x Volume (in L)

moles of \(Pb(NO3)2\) = 2.56 M x 0.0644 L

moles of \(Pb(NO3)2\) = 0.165 M

Since the stoichiometry of the reaction is 1:1, the number of moles of potassium carbonate must also be 0.165 moles. We can use this information to calculate the molarity of the potassium carbonate solution:

moles of \(K2CO3\) = Molarity x Volume (in L)

0.165 mol = Molarity x 0.0502 L

Molarity = 0.165 mol / 0.0502 L

Molarity = 3.29 M

Therefore, the molarity of the potassium carbonate solution is 3.29 M, rounded to three significant figures.

To know more about molarity  refer to-

https://brainly.com/question/8732513

#SPJ11

The molar mass of a 0.314-gram sample of gas having a volume of 1.6L at 287K and 0.92 atm is 0.503g/mol.

The temperature and pressure of a gas that behaves like an ideal gas is directly proportional to one another.

First, calculating molar mass :

The molar mass of a substance can be calculated by dividing the mass of the substance by its number of moles.

However, the number of moles can be calculated using the formula:

PV = nRT

From where;

P = pressure

V = volume

R = gas law constant

T = temperature

n = number of moles

0.92 × 1.6 = n × 0.0821 × 287

1.47 = 23.56n

n = 1.47/23.56

n = 0.624 moles

Molar mass = 0.314 g ÷ 0.624 mol

Molar mass = 0.503 g/mol

Therefore, the molar mass of a 0.314-gram sample of gas having a volume of 1.6L at 287K and 0.92 atm is 0.503g/mol.

Learn more about molar mass here :

brainly.com/question/12127540

#SPJ4

In atomic orbitals, n and l represent the principal quantum number and the azimuthal quantum number, respectively.

These values are important for understanding an electron's energy level and its subshell within an atom.

A. 3p: For a 3p orbital, n = 3, indicating the electron is in the third energy level. The letter "p" corresponds to l = 1, which represents a p subshell.

B. 2s: In a 2s orbital, n = 2, meaning the electron resides in the second energy level. The letter "s" corresponds to l = 0, denoting an s subshell.

C. 4f: For a 4f orbital, n = 4, signifying the electron is in the fourth energy level. The letter "f" corresponds to l = 3, representing an f subshell.

D. 5d: In a 5d orbital, n = 5, indicating the electron is situated in the fifth energy level. The letter "d" corresponds to l = 2, denoting a d subshell.

These numerical values help describe the electron's position and energy within an atom, aiding in understanding atomic structure and behavior.

Learn more about quantum numbers here:

https://brainly.com/question/32116992

#SPJ11

The full question is:

Determine the numerical values of n and l corresponding to each of the following designations:

A. 3p

B. 2s

C. 4f

D. 5d

Answer: EADCBCEDBA

Explanation:

1.  E - Moderately to very polar covalent

        Electronegativity (χ) = .84

2. A - Nonpolar covalent

        χ = 0 - There is no electronegativity difference

3. D - Ionic

        χ = 3 - The electronegativity is greater than 2

4. C - Very polar covalent

          χ = 1.55

5. B - Moderately polar covalent

         χ = .76

6. C - Very polar covalent

         χ = 1.4

7. E - Moderately to very polar covalent

        χ=.89

8. D - Ionic

       χ= 2.46

9. B - Moderately polar covalent

       χ = .82

10. A- Nonpolar covalent

      χ = 0 - There is no electronegativity difference

hope this helps :3

N-O bond as well as a double bond. The N atom possesses a positive charge and an unpaired electron. These are the two principal resonance sources of NO2.

Because each nitrogen atom requires three electrons to fill its outermost shell, nitrogen atoms will establish three covalent bonds (also known as triple covalent) between two nitrogen atoms. Methane (CH4) is another molecule that contains a nonpolar covalent link. There are two sigma bonds and one pair of unpaired electron in nitrogen dioxide. There are an octet of electrons in each of the two oxygen atoms. With the oxygen atom, the nitrogen atom's p orbital forms a pi connectio

To learn more about electron, click here.

https://brainly.com/question/1255220

#SPJ4

Answer:

A. Molecules have finite volume.

Explanation:

Gases deviate from the ideal gas law at high pressures because its molecules have a finite volume.

Real gases have a finite volume which enables more interaction between the molecules while ideal gases are assumed not to have a finite volume or occupy space which is why it lacks any form of interaction between its molecules.

This difference is the deviation between the real and ideal gases.