Zinc metal reacts with excess hydrochloric acid to produce hydrogen gas according to the following equation:...

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Zinc metal reacts with excess hydrochloric acid to produce hydrogen gas according to the following equation: Zn(s)+ 2HCIaq) ZnCh(aq)+H() The product gas, He, is collected over water at a temperature of 20 °C and a pressure of 760 mm Hg. If the wet H gas formed occupies a volume of 7.53 L, the number of moles of Zn reacted was Hg at 20 °c mol. The vapor pressure of water is 17.5 mm

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Answer 1

Answer #1

Tempaaれ^^ e =20°C = 293 K no ,ofwo les cf n2n, pvー → 0.9구 ^ nH, 고 0.306 mol

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