Question

What is the ratio by number of atoms of hydrogen and oxygen in water ?

A.) 2:3 B.) 2:1 C ) 3:2 D.) 1:4
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Answer 1

Answer:

2:1

Explanation:

The ratio of hydrogen atoms to oxygen atoms used to make water molecules is always 2:1, no matter how many water molecules are being made

Answer 2

Explanation:

B) 2 : 1 is the right answer