1.

Water gas is produced by

Answer»

PASSING steam through a RED hot coke bed.
Saturating hydrogen with moisture.
Mixing oxygen and hydrogen in the ratio of 1:2.
Heating a mixture of `CO_2` and `CH_4` in petroleum refineries.

Solution :WATER GAS is made by BLOWING steam through the layer of incandescent coal.
`underset"Steam"(H_2O) + underset"Red hot"C to underset"Water gas"(H_2+CO)`-28 kcal


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