The Action of Some Commercial Drain Cleaners Is Based on the Following

question 155

Multiple Choice

The action of some commercial drain cleaners is based on the following reaction:
2 NaOH(s) + 2 Al(s) + 6 H₂O(l) → 2 NaAl(OH) ₄(s) + 3 H₂(g)
What is the volume of H₂ gas formed at STP when 6.32 g of Al reacts with excess NaOH?

• A)3)50 L
• B)5)25 L
• C)7)87 L
• D)8)59 L

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