Nitrogen in coal Options: A . &nbspIs present upto 1-2% B . &nbspComes from protein in parent vegetable matter C . &nbspIs recovered as ammonia during its carbonisation D . &nbspAll of the above

Nitrogen in coal

Question

Nitrogen in coal

Options:

A . Is present upto 1-2%

B . Comes from protein in parent vegetable matter

C . Is recovered as ammonia during its carbonisation

D . All of the above

Answer: Option D

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