1) How many moles are in 25 grams of water?

2) How many grams are in 4.5 moles of Li₂O?

3) How many molecules are in 23 moles of oxygen?

4) How many moles are in 3.4 x 10²³ molecules of H₂SO₄?

5) How many molecules are in 25 grams of NH₃?

6) How many grams are in 8.2 x 10²² molecules of N₂I₆?

1) 1.39 moles

2) 134.1 grams

3) 1.38 x 10²⁵ molecules

4) 0.56 moles

5) 8.85 x 10²³ molecules

6) 106.7 grams