Question

of pure water taken from different sources is decomposed by passing electricity, 11 grams of
100 grams
carbonate (whether in the form of marble or chalk) are decomposed completely,
Nime any two laws of chemical combination.
Dydrogen and 89 grams of oxygen are always obtained'. Which chemical law is illustrated by this statement

PLEASE TELL THE SOLUTION ALSO ​

Answer 1

The law of conservation of mass is applied.

PLEASE MARK ME AS BRAINLIEST