What is the theoretical yield of hydrogen gas (in grams) when 4 moles of Na react with excess water? (2Na + 2H₂O → 2NaOH + H₂; H₂=2 g/mol)

A. 2 g

B. 4 g

✓

C. 6 g

D. 8 g

📖 Additional Information

2 g
4 g
6 g
8 g

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