Determine the mass in grams of 2.25 x 10 21 atoms of copper. (The mass of one mole of copper is 63.55)

Q: What quantity in moles of iron atoms do you have if you have 2.50 × 10²³ atoms of iron. (The mass of…

A: We know that ; 1 mole of substance contain = Avogadro's number of atoms . ( Avogadro's number =…

Q: What is the mass (in g) of 2.91 x 1028 atoms of Fe?

A: Given: Number of Fe atoms = 2.91 × 1028 atoms.

Q: Determine the mass in grams of 8.72 × 10²¹ atoms of barium. (The mass of one mole of barium is…

A: We have 8.72*1021 atoms of Ba. Mass of one mole of Ba is 137.33 g We have to calculate the mass of…

Q: Suppose you have a sodium sample weighing 11.42 g. What mass of potassium would you need to have the…

A: Given, Mass of Na =11.42 g

Q: How many moles of calcium atoms do you have if you have 8.13 × 10²¹ atoms of calcium. (The mass of…

A: One mole of any substance contains 6.023×1023 particles. This is called as Avogadro’s number. The…

Q: How many moles of iron atoms do you have if you have 8.80 × 10²³ atoms of iron. (The mass of one…

A: 1 mole of a substance contains 6.022×1023 molecules.

Q: How many moles of silver atoms do you have if you have 2.15 × 10²¹ atoms of silver. (The mass of one…

A: Number of moles (n) is given by- n= given mass/molar mass Or n= given no. of particles/Avogadro…

Q: 19.78 mL of bromine contains 6.022 x 1023 bromine molecules. How many bromine atoms are in 3.00 L of…

A: Given -> Volume (V1) = 19.78 ml = 0.01978 L (1L = 1000 ml) Number of bromine molecules in V1=…

Q: The fuel used in many disposable lighters is liquid butane, C4H10. Butane has a molecular weight of…

A: Molar mass of any element is equal to the atomic mass of that element in the unit of grams. Molar…

Q: How many moles of gold are present in a sample containing 7.50 x 1024 atoms of gold?

A: Given- Number of atoms of gold = 7.50 ×1024 atom

Q: The mass of a single molybdenum atom is 1.59×1022 grams. How many molybdenum atoms would there be in…

A: Given: Mass of single molybdenum i.e. Mo atom = 1.59 X 10-22 g. And total mass of Mo sample = 110 mg…

Q: What quantity in moles of iron atoms do you have if you have 3.00 x 10^23 atoms of iron. (The mass…

A: Number of iron atom = 3.0×1023Mole is equal to number of atom divide by avagadro numberValue of…

Q: What is the mass, in grams, of 2.08 × 1024 aluminum (Al) atoms?

A: The question is based on mole concept. We have to determine mass of aluminium present.

Q: How many moles of phosphorus atoms do you have if you have 5.90 × 1022  atoms of phosphorus. ( The…

A: Given: Atoms of phosphorus is 5.90×1022 Mass of one mole of phosphorous is 30.97 g.

Q: How many moles of calcium atoms do you have if you have 2.85 x 1021 atoms of calcium. (The mass of…

A: The Answer to the following Question is given as:

Q: Determine the mass in grams of 8.85 × 1023 atoms of zinc. ( The mass of one mole of zinc is 65.39g.)

A: Mole concept: The number of particles (atoms, molecules, or ions) present in one mole of the…

Q: What is the mass (grams) of 6.52 x 1018 atoms of gold (Au)?

A: Given that, 6.52×1018 atoms of gold. We have to calculate the mass of that gold. Concept:  We know…

Q: Determine the mass in grams 5.15 x 10^21 atoms of chromium.

A: Mole concept :-  1 mole = 6.022×1023 [Avogadro's number]  1 mole of chromium means 6.022×1023…

Q: Deternine the mass in grams of 3.98*10^21 atoms of zinc. (The mass of one mole of zince is 65.39 g.)

A:

Q: Determine the mass in grams of 5.77 × 10²¹ atoms of carbon.

A:

Q: What is the mass of 1.8 x 10^21 molecules of O2?

A: given, number of molecules of O2 = 1.8×1021 molecules the molar mass of O2 = 32 gmol-1 avogadro…

Q: Aluminum (Al) is element 13 on the periodic table. A sample contains 4.56×1022 atoms of Al.…

A: In this question, we will calculate the amount of Al in grams unit.  You can see below.

Q: What is the mass in kilograms (kg) of 4.29 X 1024 atoms of palladium?

A:

Q: How many grams are in 1.2 × 1024 atoms of carbon

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

Q: How many moles of silver atoms do you have if you have 2.76 × 10²¹ atoms of silver. (The mass of one…

A:

Q: How many moles of iron atoms do you have if you have 5.60 × 10²³ atoms of iron. (The mass of one…

A: We know that 1 mole=6.023 x 10^23 atoms/molecules/ions Given, Number of atoms of iron=5.60 x 10^23

Q: Determine the mass of 3.42 X 1019 atoms of Magnesium

A: Given, atoms of Mg = 3.42 x 1019 atoms

Q: How many moles of calcium atoms do you have if you have 5.60 × 10²¹ atoms of calcium. (The mass of…

A: The question is based on mole concept. We have to calculate moles of calcium.

Q: What quantity in moles of silver atoms do you have if you have 5.99 × 10²¹ atoms of silver. (The…

A:

Q: How many grams are in 9.05 x 1023 atoms of sulfur?

A: Given,  The mass of sulfur present in 9.05 × 1023 atoms of sulfur is:

Q: How many moles of silver atoms do you have if you have 5.09 × 10²¹ atoms of silver. (The mass of one…

A: Given: Number of Atoms of Silver = 5.09 × 10²¹  To Determine: Moles of silver atoms

Q: Determine the mass in grams of 8.14 × 10²¹ atoms of copper. (The mass of one mole of copper is 63.55…

A: The objective of the question is to find the mass in grams of a given number of copper atoms. We…

Q: 3. What is the mass of 2.51 x 1024 atoms (particles) of lead metal?

A: Molar mass of lead is 207.2 g/mol. Given number of atoms are 2.54×1024

Q: How many moles of iron atoms do you have if you have 2.50 × 10²³ atoms of iron. (The mass of one…

A: The number of atoms present in one mole of a substance is equal to Avogadro number.

Q: Determine the mass in grams of 7.75 x 1021 atoms of carbon. (The mass of one mole of carbon is 12.01…

A: Given,the mass of one mole of carbon = 12.01 gNumber of carbon atoms = 7.75×1021 atomsHere, we are…

Q: How many moles of calcium atoms do you have if you have 7.35 × 10²¹ atoms of calcium. (The mass of…

A:

Q: How many moles of calcium atoms do you have if you have 5.65 × 10²¹ atoms of calcium. (The mass of…

A: Mol defination:  Mole in terms of particles:  1 mol = Avogadro no.of particles            = 6.02 ×…

Q: cylinder contains 1.475 x 1024 argon atoms. How many moles of argon are there in the cylinder?

A:

Q: how many grams are in 4.46 x 10 24 atoms of carbon?

A: Number of carbon atoms present = 4.46 x 1024 Atomic mass of carbon is 12 grams Atomic mass means the…

Q: how many moles of sodium atoms do you have if you have 7.10x10^23 atoms of sodium. (The mass of one…

A: One mole comprises of 6.022×1023 particles.

Q: Determine the mass of 3.01 × 10^20 atoms of Sulfur.

A:

Q: Determine the mass in grams of 6.65 × 10²¹ atoms of barium. (The mass of one mole of barium is…

A: The mass in grams of 6.65 × 10²¹ atoms of barium has to be determined provided that the mass of one…

Q: If a sample contained 9.65 x 1023 atoms of iodine, how many grams would this be?

A: The atom of the iodine are 9.65×1023 atoms and 1 mole atom occupy  6.022×1023and the molar mass of…

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.