Honors Chemistry                                            Name_______________________________

Moles Worksheet

Mr. McAfoos                                                  Period_______ Date___________________

Calculate the number of moles in each of the following:

1) 2.335 g of ammonium biphosphate

2) 5.6678 g of chromium VI bidichromate

3) 18.997 g of lithium carbonate

4) 3.112 x 1024 mc of sodium oxalate

5) 6.889 x 1023 atoms of sulfur

6) 5.997 x 1022 molecules of oxalic acid

7) 75.336 ml of 4.16M solution of sodium hydroxide

8) 0.04459 L of 0.0447M barium nitrate

Calculate the number of grams of sodium chloride in each of the following:

1) 2.335 moles

2) 17.885 moles

3) 2.33 x 1024 mc

4) 3.441 ml of 4.55M solution

5) 8.8897 L of 0.000154M solution

6) A 1.00 Kg jar of table salt

7) 6.228 x 1022 moles (yes this answer will be ridiculously huge!)

Calculate the number of ml of solution needed for each of the following situations:

1) 2.113 moles in a 1.221M solution

2) a 3.441 M solution containing 16.66 moles

3) a 4.997 M solution of silver chromate containing 1.996 g of the compound

4) 2.222 g of ammonium sulfite in a 0.04878M solution.