1.

The heat of combustion of yellow phoshphorus and red phosphorus are `-9.91KJmol^(-1)` and `-8.78` KJ/mol respectivaly. The heat of transition from yellow phosphrous to red phosphorus isA. `-18.69 kJ`B. `+1.13 kJ`C. `+18.69 kJ`D. `-1.13 kJ`

Answer» Correct Answer - D
Subtract `(ii)` from `(i)`.


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