Convert between number of moles, mass, and number of atoms

Q: How many atoms are in 1.6 mol of carbon?

A: Moles of C = 1.6  Avogadro constant = 6.023 × 1023 mol-1

Q: If you were asked to determine the formula mass of aluminum sulfate, how many oxygen atoms would you…

A: Formula mass is the sum of the mass of all the elements in the empirical formula of the compound.

Q: How many atoms can be found in .2 moles of Cobalt?

A: Since number of atoms in a element = moles X Avogadro's number  Avogadro's number = 6.022 X 1023…

Q: How many atoms are in 1.7 mol of carbon?

A: Given : Number of moles of Carbon=1.7 mol Number of atoms =?

Q: 0.395 mol magnesium nitrate to total number of atoms

A: Magnesium Nitrate  Mg(NO3)2 No of moles = 0.395 No of atoms = ?

Q: Identify the conversion factors needed to convert between the number of moles and the mass of an…

A: To identify: the conversion factors needed to convert between the number of moles and the mass of an…

Q: How many grams are in 8.96x1015 molecules of CO

A:

Q: How many hydrogen atoms are there in two moles of methane molecules?

A: Since methane molecule is CH4 hence in each molecule of methane we have 4 atoms of hydrogen  So…

Q: What are all the mole formulas such as, mole-mole, mole to liters, moles to grams, mass to mass,…

A: The formula for  mole-mole calculation has to give, A mole fraction indicates the number of chemical…

Q: Identify the number of atoms of silver that are in 0.2124 moles of silver

A: Given - - > Number of mol of silver = 0.2124 mol   We known that, 1 mol of atoms = 6.022 x 1023…

Q: Calculate the number of atoms in 12.45 grams of iron. 1.342 x 1023atoms 1.342 x 1022toms 0.223 atoms…

A: Given information, Given mass of iron = 12.45 g Molar mass of iron = 55.845 g/mol Calculate : Number…

Q: A molecule has an empirical formula of NO. If the molar mass of the molecular formula is 117g/mol,…

A: We have to calculate the molecular formula.

Q: How many hydrogen atoms are contained in 6.73 moles of hydrogen molecules?

A: The given moles of hydrogen molecules is 6.73 moles. According to Avogadro's law , 1 mole of every…

Q: Calculate the number of phosphorus atoms in 0.9 g of phosphorus.Answer in units of atoms.

A: Given,Mass of phosphorus = 0.9 gMoles of phosphorus can be calculated as:

Q: If you measure 34.6 grams of Mg on a scale, how many moles of Mg do you have?

A: We will convert grams of Mg to moles using mole concept.

Q: A 2.25 mol sample of an element has a mass of 51.8 g. What is the molar mass?

A: The sum of the total mass in gram of the atoms present in a molecule per mole is the molar mass or…

Q: Which sample has the greatest mass? Question 13 options: 50.0 moles of helium 6.022 × 1023 atoms…

A: The objective of the question is to determine which of the given samples has the greatest mass. This…

Q: In order to: Convert from grams of a substance to moles of a substance would you multiply or divide…

A: Moles = given mass(g) /molar mass (g/mol) Grams = moles*molar mass(g/mol)

Q: The molar mass is the mass of a mole of atoms. O True O False

A: Correct Ans is -  The molar mass is the mass of  a moles of atoms ---> This statement is true.…

Q: the number of iron atoms in 125 moles of iron

A: Number of moles of iron=125mol Number of iron atoms=?

Q: How many molecules are in 30.8 moles of NH₃?

A:

Q: osmium by mass. a) If you assume 100.0 g of the compound, what is the mass in grams of osmium that…

A: Since you have posted a question with multiple sub- parts, we will solve first three sub- parts for…

Q: How many moles of As are there in 99.9 grams of As? moles

A: The given data contains, mass of As = 99.9 g. Molar mass of As = 74.921 g/mol.

Q: Determine the number of neon atoms in a lamp that contains 20.17 g of neon gas sample.

A: Given mass of Neon gas = 20.17 g Number of atoms in given mass of Neon = ?

Q: Consider a 10.1 g sample of the compound cesium phosphate. a) What is the chemical formula for…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: The mass in grams of 10.0 million molecules of sulfur dioxide is:

A: Number of molecules of sulfur dioxide = 10.0 million = 10×106 Moles of sulfur dioxide=Number of…

Q: ny atoms a

A: The number of moles is determined as the mass of the substance upon its molar mass. The number of…

Q: How many atoms are in 0.591 moles of K

A: How many atoms are in 0.591 moles of K?

Q: Determine the quantity of atoms in 4.00 moles of He

A: moles of He = 4.00Number of He atoms = ?