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December 22, 2014

Homework Help: chemistry

Posted by preshi on Saturday, April 28, 2012 at 9:07pm.

Zinc metal reacts with HCL similarly to magnesium: Zn(s) + 2HCL(aq) = ZnCl2(aq) + H2(g). the H2 gas produced was collected over water at 25 degrees Celsius and had a volume of 7.80L at 0.980 atm. How many grams of Zn were consumed in the reaction? (Vapor pressure of water at 25C = 23.8mmHg)

please show me how to get the answer

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