Name: ____________________________________Class: ___________Date: ____________
Homework Problems Dealing With “Mole Conversions”
Physical Science
Calculate the Mass present in:
1. 1.2 moles of Lithium?
2. 3.2 moles of Aluminum oxide?
3. 1.8 moles of Calcium
Calculate the number of moles present in:
1. 223 grams of Nitrogen?
2. 36 grams of Glucose?
3. 426 grams of Neon?
4. 125 grams of Cobaltous fluoride?
Calculate the number of atoms present in:
1. 1.5 moles of Sodium?
2. 6.76 moles of Lead?
3. .250 moles of Silicon dioxide?
4. 40.1 grams of Copper?
5. 5.87 grams of Nickel?
6. 265 grams of Ferric oxide?
7. .0075 grams of Silver phosphate?
Calculate the number of grams present in:
1. 2.25 x 1025 atoms of Zinc?
2. 1.0 x 10-10 atoms of Cadmium phosphide?
3. 3.011 x 1023 atoms of Fluoride?
4. 1.5 x 1023 atoms of Magnesium bromide?
5. 8.42 x 1018 atoms of Sodium nitrate?