Question

what is the mass of:
(a) 0.2 mole of oxygen atoms ?
(b) 0.5 mole of water molecules ?​

Answer 1

Answer:

3.2 g

Explanation:

9 g 10.

hope it helps you

Answer 2

Answer:

1. 0.2 mole of oxygen atom = 16 × 0.2 = 3.2 g
2. 0.5 mole of water molecule = 18 × 0.5 = 9 g 10