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The heat of combustion of yellow phoshph...

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 is

A

`-18.69kJ`

B

`+1.13kJ`

C

`+18.69kJ`

D

`-1.13kJ`

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The correct Answer is:
D
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