Question

How many moles of
o2 gas produced
when 90g of water is electrolysed?​

Answer 1

Answer:

2.5 moles of oxygen is produced

Explanation:

90 g of H2O means 5 mole of H20…

1 mole of H2O gives 1/2 mole of O2

5 mole of H2O gives 2.5 mole of O2

So answer is 2.5 mole of Oxygen