A drain cleaner contains small bits of \( \mathrm{Al} \) which react with caustic soda to produc...

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A drain cleaner contains small bits of \( \mathrm{Al} \) which react with caustic soda to produce \( \mathrm{H}_{2} \) gas. What volume of \( \mathrm{H}_{2} \) at \( 20^{\circ} \mathrm{C} \) and 1 bar pressure will be released when \( 0.15 \mathrm{~g} \) of \( \mathrm{Al} \) reacts?
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