1.

On destructive distillation, 1000 kg of coal gives P kg of coke, Q litres of ammonia, R litres of coal tar and S m3 of coal gas. The value of P, Q, R and S respectively are:

Answer»

On destructive distillation, 1000 kg of coal gives P kg of coke, Q litres of ammonia, R litres of coal tar and S m3 of coal gas. The value of P, Q, R and S respectively are:





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