Tuesday
July 29, 2014

Homework Help: chemistry

Posted by sarah on Monday, February 26, 2007 at 12:22pm.

Why does this equation account for the fact that the gas volume is unchanged?

H2Se + Sn ==> SnSe + H2

H2Se and H2 are gases. Sn and SnSe are solids. 1 mol gas and 1 mol of solid on the left. 1 mol gas and 1 mol solid on the right. Volume doesn't change.

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