Explain the hydrogen gas generated is collected over water

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Reference no: EM13330931

A piece of zinc metal reacts in HCL(aq) to produce zinc chloride and hydrogen gas accoridng to the equation : Zn(s) +2 HCl (aq) = ZnCl2 (aq) + H2 (g). The hydrogen gas generated is collected over water at 20.0 C. The volume of the gas is 246 mL at 760 mm Hg. What mass of zinc was used? ( Vapor pressure of water at 20.0 C =17.54 mm HG)

Reference no: EM13330931

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