A molecule of water contains hydrogen and oxygen in a 1:8 ratio by mass.This is a statement of ________.
A)the law of multiple proportions
B)the law of constant composition
C)the law of conservation of mass
D)the law of conservation of energy
E)none of the above

Question

Quizplus · Accepted Answer

The statement describes the law of constant composition, which states that in any given compound, the elements are always present in the same proportion by mass.

A Molecule of Water Contains Hydrogen and Oxygen in a 1:8