1.

One gram of an organic liquid X (molecular mass 78) liberates 160 J of heat on solidification. \[\Delta {{H}_{fusion}}\,\,(A)\] is:

A. 19.2 kJ/mol
B. 12.48 kJ/mol
C. 124.8 kJ/mol
D. None of these
Answer» C. 124.8 kJ/mol


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