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Chemistry

Answered

What volume of H₂ gas at STP, will a 0.500 g sample of aluminum (molar mass 26.982 g/mol) produce when reacted with an excess of HCI? (5) b. 830 mL 2Al(s) + 6 HCl (aq) → 2AlCl3 (aq) + 3H₂(g)
a. 453 mL d. 623 mL c. 415 mL b.830mL

Answer :

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