Name:

Period:

CONVERTING MOLES TO GRAMS & GRAMS TO MOLES

  1. Convert 5.50 mol of Na to grams
  1. How many moles of He are in 0.255 g?
  1. What is the mass of 10.5 mol of Ni?
  1. Convert 1.58 x 105 kg of Boron into moles.
  1. How many moles in 10.0 g of aluminum?
  1. How many moles in 5.68 g of Si?
  1. How many grams in 8.3 mol of Si?
  1. How many grams in 0.473 mol of Ti?
  1. How many moles in 935 g of gold?
  1. How many moles in 500. grams of Fe?

Name:

Period:

CONVERTING MOLES TO GRAMS & GRAMS TO MOLES

  1. Convert 5.50 mol of Na to grams.
  1. How many moles of He are in 0.255 g?
  1. What is the mass of 10.5 mol of Ni?
  1. Convert 1.58 x 105 kg of Boron into moles
  1. How many moles in 10.0 g of aluminum?
  1. How many moles in 5.68 g of Si?
  1. How many grams in 8.3 mol of Si?
  1. How many grams in 0.473 mol of Ti?
  1. How many moles in 935 g of gold?
  1. How many moles in 500. grams of Fe?

CONVERTING MOLES TO # OF ATOMS & # OF ATOMS TO MOLES

  1. How many moles are in 8.0 x 1013 atoms of Ca?
  1. How many atoms are in 4.80 mol of iron?
  1. How many moles of K in 5.7 x 1025 atoms?
  1. How many atoms in 7.50 mol of S?
  1. How many atoms in 15.0 mol of Zn?
  1. How many moles of Al in 1.86 x 1025 atoms?
  1. How many moles in 5.00 x 1020 atoms?
  1. How many moles in 5.0 x 1021 atoms of C?
  1. How many atoms in 2.45 mol of Cu?
  1. How many atoms in 1.34 mol of Ga?

CONVERTING MOLES TO # OF ATOMS & # OF ATOMS TO MOLES

  1. How many moles are in 8.0 x 1013 atoms of Ca?
  1. How many atoms are in 4.80 mol of iron?
  1. How many moles of K in 5.7 x 1025 atoms?
  1. How many atoms in 7.50 mol of S?
  1. How many atoms in 15.0 mol of Zn?
  1. How many moles of Al in 1.86 x 1025 atoms?
  1. How many moles in 5.00 x 1020 atoms?
  1. How many moles in 5.0 x 1021 atoms of C?
  1. How many atoms in 2.45 mol of Cu?
  1. How many atoms in 1.34 mol of Ga?

Name:

Period:

CONVERTING GRAMS TO # OF ATOMS & # OF ATOMS TO MOLES

  1. How many atoms in 173.4 g of gold?
  1. How many atoms in 283.99 g of Bi?
  1. How many atoms in 4.669 g of H?
  1. How many atoms in 0.200 grams of C? Answer: 1.00 x 1022 atoms
  1. How many silver atoms in 3.78 g of Ag? Answer: 2.11 x 1022 atoms
  1. How many carbon atoms in a diamond with a mass of 52 mg?
  1. How many helium atoms in a birthday balloon with 536 g of helium?
  1. How many copper atoms in a penny with 3.10 g of copper? Answer: 2.94 x 1022 atoms

Name:

Period:

CONVERTING GRAMS TO # OF ATOMS & # OF ATOMS TO MOLES

  1. How many atoms in 173.4 g of gold?
  1. How many atoms in 283.99 g of Bi?
  1. How many atoms in 4.669 g of H?
  1. How many atoms in 0.200 grams of C? Answer: 1.00 x 1022 atoms
  1. How many silver atoms in 3.78 g of Ag? Answer: 2.11 x 1022 atoms
  1. How many carbon atoms in a diamond with a mass of 52 mg?
  1. How many helium atoms in a birthday balloon with 536 g of helium?
  1. How many copper atoms in a penny with 3.10 g of copper? Answer: 2.94 x 1022 atoms
  1. How many grams in 5.67 x 1028 atoms of Cd?
  1. How many grams in 4.223 x 1033atoms of Xe?
  1. How many grams in 8.21 x 1029 atoms of Cl?
  1. How many kilograms in 3.27 x 1031 atoms of Co?
  1. What is the mass in grams of 500.atoms of Fe? Answer: 4.64 x 10-20 g
  1. What is the mass in grams of 5.0 x 1021 atoms of C? Answer: 0.10 g
  1. Calculate the mass in grams of 2.25 x 1022 atoms of Tungsten. Answer:6.87g
  1. What is the mass of 4.91 x 1021 platinum atoms?
  1. How many moles in 500. grams of Fe? How many atoms? Answer: 8.95 mol; 5.39 x 1024 atoms
  1. How many grams in 5.67 x 1028 atoms of Cd?
  1. How many grams in 4.223 x 1033atoms of Xe?
  1. How many grams in 8.21 x 1029 atoms of Cl?
  1. How many kilograms in 3.27 x 1031 atoms of Co?
  1. What is the mass in grams of 500.atoms of Fe? Answer: 4.64 x 10-20 g
  1. What is the mass in grams of 5.0 x 1021 atoms of C? Answer: 0.10 g
  1. Calculate the mass in grams of 2.25 x 1022 atoms of Tungsten. Answer:6.87g
  1. What is the mass of 4.91 x 1021 platinum atoms?
  1. How many moles in 500. grams of Fe? How many atoms? Answer: 8.95 mol; 5.39 x 1024 atoms

Name:

Period:

  1. Calculate the number of atoms in each sample
  2. 5.18 g of P
  3. 2.26 g of Hg
  4. 0.082 g Sr
  5. 1.87 g Bi
  1. Calculate the mass in grams of each
  2. 1.1 x 1023 atoms of Au
  3. 2.82 x 1022 atoms of He
  4. 1.8 x 1023 atoms of Pb
  5. 7.9 x 1021 atoms of U
  1. Calculate the number of atoms in each sample
  2. 14.96 g Cr
  3. 39.73 g S
  4. 12.90 g Pt
  5. 97.55 g Sn
  1. Calculate the mass in kg of each
  2. 7.55 x 1026 atoms of Cd
  3. 8.15 x 1027 atoms of Ni
  4. 1.22 x 1027 atoms of Mn
  5. 5.48 x 1029 atoms of Li

Name:

Period:

  1. Calculate the number of atoms in each sample
  2. 5.18 g of P
  3. 2.26 g of Hg
  4. 0.082 g Sr
  5. 1.87 g Bi
  1. Calculate the mass in grams of each
  2. 1.1 x 1023 atoms of Au
  3. 2.82 x 1022 atoms of He
  4. 1.8 x 1023 atoms of Pb
  5. 7.9 x 1021 atoms of U
  1. Calculate the number of atoms in each sample
  2. 14.96 g Cr
  3. 39.73 g S
  4. 12.90 g Pt
  5. 97.55 g Sn
  1. Calculate the mass in kg of each
  2. 7.55 x 1026 atoms of Cd
  3. 8.15 x 1027 atoms of Ni
  4. 1.22 x 1027 atoms of Mn
  5. 5.48 x 1029 atoms of Li