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1. |
Calculate the internal energy change when 2 moles of water at 0 degrees converts into ice at 0-degree centigrade? |
A. | 12 KJ per mole |
B. | 6 KJ per mole |
C. | 1 KJ per mole |
D. | 102 KJ per mole |
Answer» B. 6 KJ per mole | |