Q. 725.0( 3 Votes )

In water, the proportion of oxygen and hydrogen by mass is:
A. 1 : 4

B. 1 : 8

C. 4 : 1

D. 8 : 1

Answer :

The proportion of oxygen and hydrogen by mass in water can be calculated as-

(H2O) = 1xO(16): 2xH(1) = 16:2 = 8:1.

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