If a 0.079-g sample of unknown metal (X)reacts with acid to give 66.0 mL of hydrogen gas at 22 °C and 732 mm Hg,what is the unknown metal? 2 X(s)+ 6 HCl(aq)→ 2 XCl3(aq)+ 3 H₂(g)

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The Answer of If a 0.079-g sample of unknown metal (X)reacts with acid to give 66.0 mL of hydrogen gas at 22 °C and 732 mm Hg,what is the unknown metal? 2 X(s)+ 6 HCl(aq)→ 2 XCl3(aq)+ 3 H₂(g)

If a 0079-G Sample of Unknown Metal (X)reacts with Acid to Give