Answer to Question #53973 in General Chemistry for Thuy

Question #53973
472 mL of H2 was collected was water when 1.256 g Zn reacted with excess HCl. The atmospheric pressure during the experiment was 754 mm Hg and the temperature was 26 degree Celcius. A.) Use the data from the experiment to calculate the experimental molar mass of zinc in g/mol. B.) What is the molar mass of zinc from the Periodic Table (known value)? Convert to g/mol C.) Calculate the percent error for the experimental molar mass of Zn.
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2015-08-06T06:15:42-0400
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