The "roasting" of 48.7 g of zns at constant pressure gives, Ask an Expert

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The "roasting" of 48.7 g of ZnS at constant pressure gives off 220. kJ of heat. Calculate the DH for this reaction.

2ZnS(s) + 3O2(g) ® 2ZnO(s) + 2SO2(g)

A.) -110 kJ/mol rxn

B.) -293 kJ/mol rxn

C.) -440. kJ/mol rxn

D.) -881 kJ/mol rxn

E.) +440. kJ/mol rxn

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Category:- Chemistry
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