Question

How many moles of H2 gas are generated when 4.0 moles of Na react?

2Na + 2H2O --> 2NaOH + H2

Answer 1

1.204 × 1024

Explanation: i just did this question

Answer 2

2 moles of H2

Step-by-step explanation:

From the equation

2 mol Na gives 1 mol H2

When we have 4 mole of Na then we get 2 moles of H2