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August 30, 2014

Homework Help: chem

Posted by skye on Thursday, April 5, 2012 at 12:22am.

What mass of ice at 0C can be melted by the addition of 1670 joules of heat?


When the temperature is decreased on the following system at equilibrium:

2 HCl(aq) + Mg(s) <--> MgCl2(aq) + H2(g) + heat

a. In order to restore equilibrium, the reaction shifts left, toward reactants

b.No change occurs
c. In order to restore equilibrium, the reaction shifts right, toward products

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