One mole of contains the largest number of atoms. A) S8 B) C10H8 C) Al2(SO4)3 D) NazPO4

Q: You have a sample that contain 5 moles of zinc. A)How many atoms of zinc are in the sample?

A: We know that , from Avogadro's law , the one mole of any Substance has Following values -   1 mole =…

Q: Determine the number of moles of nitrogen atoms in 2.15 mol N2O.

A: Given, Number of moles of N2O = 2.15 moles we have to determine number of moles of nitrogen atoms in…

Q: Heart disease is linked to high blood cholesterollevels. What is the percent composition of…

A: Percentage composition of each element defines the amount of that particular element present with…

Q: 2) a. Calcula te the molar mass of water. b. find out the number of moles of water in of water. 20g…

A: We have 20 g of water, the molar mass of water, moles of water in 20g ,  the number of water…

Q: SEP Use Mathematics Calculate the number of moles in 75.0 g of dinitrogen trioxide.

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: 15) How many moles of 0 atoms are in 2.5.19 of CaSO,?

A:

Q: 13. How many moles are represented by 3.01·10“ helium atoms? 5 moles 0.75 moles 0.50 moles 1 mole

A: Given: no of helium atoms = 3.01 x 1023 atoms We know that, Avogadro number, NA = 6.02 x 1023 atoms

Q: Which sample contains the greatest number of atoms. A sample of N that contains 2.53×10 atoms or a…

A: Given,

Q: 3. Over the course of treatment, patients typically receive a total of 1.00 g of Remdesivir. Compute…

A:

Q: (a) The number of atoms in 6.95 moles of potassium.

A:

Q: Part II- Moles 3) What is a mole? Describe the mole in terms of atoms, molecules and grams. DiscUss…

A: A mole is defined as 6.02214076 × 1023 of an atom, molecule, ion, or any other chemical unit. 1 mol…

Q: A sample of hydrogen sulfide, H2S, has a mass of 56.75 g. Calculate the number of hydrogen sulfide…

A: Number of molecules can be calculated by using following formulaNumber of molecules = moles ×…

Q: You have a sample that contain 5 moles of zinc. A)what is the mass of zinc in the sample?

A: moles of Zn= 5 mol mass of Zn=?

Q: Calculate the minimum mass of butane

A:

Q: 8 Calculate the number of moles, and molecules in:

A: 8. Number of moles = mass/molar mass  1 mol = 6.022 × 1023 molecules

Q: ould someone mind double checking my review on atoms and moles… I just want to make sure I am…

A: A mole is a unit of measurement of a substance.  1 mole at STP  of any gas occupies 22.4 litres  and…

Q: Calculate the number of moles in each sample. 74.9 g H2CCl2   n(H2CCl2)=??

A: Given, 74.9 g of dichloromethane.

Q: moles o

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Q: many atoms are shown in this model?

A:

Q: How many hydrogen atoms are in 82.35 g (NH4)2504? Hint: must use Avogadro's number

A: Calculate number of H atoms present in 82.35 g of (NH4)2SO4 ?

Q: 2. The rubbing alcohol was found to have 60% carbon, 13.4 % hydrogen, and the remaining percent by…

A:

Q: Determine the mass, in grams, of 0.465 moles of Pb (1 mol of Pb has a mass of 207.2 g).

A: Stoichiometry involves the calculation of concentration of solutions in the given conditions of…

Q: Find the number of moles of chlorous acid in 452g

A: Given: Mass of chlorous acid = 452g The molecular formula of chlorous acid is HClO2 The molecular…

Q: How many atoms is 88.87 moles of zinc

A:

Q: Determine the mass, in grams, of 0.330 moles of Pb (1 mol of Pb has a mass of 207.2 g).

A: The given moles of Pb can be converted to mass by using the formula given below as; Mass = Moles ×…

Q: Number of moles of oxygen which has the no. of molecules equal to the no. of atoms present in 32…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: One molecule of H2SO4 would have a mass in grams equal to?

A: Given, one molecule of H2SO4we are asked to calculate the mass of one molecule of H2SO4 in grams.

Q: What is Avogadro’s number? How is it related to a moleand molar mass?

A: In chemistry, moles play an important role. As everything has a unit for measurement. For Example:…

Q: How many MOLECULES of dioxygen difluoride are present in 9.22 grams of this compound ?

A: We know, 1 mole of a compound contains 1 Avogadro number of molecules, where 1 avogadro number =…

Q: One mole of sulfur approximately has a) 6.02214 * 10^23 b) 6.02222 * 10^23

A: In chemistry, mole concept is very important for various calculations , understanding and quantify…

Q: N2 + 3 H2 → 2 NH3 if vou have 1 5 moles ofN. how many moles of NH

A: From the given reaction it has been seen that 1mol of N2 gives 2 mol of NH3.

Q: 2 moles of N2, 14 moles of He and 28 moles of H2 will have O the same weight O the same number of…

A: The number of moles is the amount of substance in the units of mol. 1 mol has 6.022 x 1023…

Q: A hydrate of Barium nitrate contains 73.46% salt by mass. Determine the formula of the hydrate.

A:

Q: The number of moles of potassium that contains 8.47×1025 atoms.

A: Given,Number of potassium atoms = 8.47 × 1025

Q: What quantity is needed to convert between the moles of carbon and the number of carbon atoms in a…

A: Moles of Carbon atom = amount of carbon atom/atomic mass of carbon Number of carbon atom means how…

Q: 1. Define Avogadro's number? explain w/ applications 2. What is a mole? 3. How are Avogadro's…

A:

Q: MOLES o

A:

Q: A. Calculate the number of moles for B. Calculate the mass of the each given. 1.) 45g of table sugar…

A: Given: Mass of sugar = 45 g Moles of nitrogen gas = 2.7 moles Standard data: The molar mass of…

Q: Determine the mass, in grams, of 0.615 moles of Pb (1 mol of Pb has a mass of 207.2 g

A: Concept introduction: Number of mole of substance is equal to the ratio of mass to molar mass. To…

Q: Consider a 15.0-g sample of a potassium salt. This compound is 32.86% by mass of potassium.…

A:

Q: How do I find the number of moles of a polyatomic ion in a compound

A: Answer -  Polyatomic ion - A polyatomic ion, also known as a molecular ion, is a covalently bonded…

Q: How many grams of Na contained in 4.62 moles of Na3PO4? Find the number of molecules of Na. are

A: Moles of Na = 3 x moles of Na3PO4                       = 3 x 4.62                       = 13.86 mol…

Q: Benzene has the molecular formula CcH. A sample of benzene has a mass of 43.95 g. (a) Calculate the…

A:

Q: A molar mass value is equivalent to any element's

A: From given  Molar mass is the mass of 1gram mole molecule.

Q: Nitrogen dioxide (NO2) is a major component of urban air pollution. For a samplecontaining 4.000 g…

A: Each particular substance holds specific relationship between its molecules and moles depicted using…

Q: Which sample contains the greatest number of atoms. A sample of Ba that contains 6.72x1022 atoms or…

A: Number of atoms in Ba in Ba Sample = 6.72 × 1022 atoms Number of mole in Ti in sample = 4.94 mole…

Q: TEQuantifying compositions is important to understanding materials. While we were talking about…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Suene 47 (am Counting Atoms pounds thet Directions: Fill in the table with the appropriate amounts…

A:

Q: the number of moles in 7.44*10^4kg of lead

A: Given Mass of lead= 7.44×104 Kg×103 g1 kg=7.44×107 g Molecular Mass of lead= 207 g/mol To calculate:…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.