Question

MCQ : The mass ratio of hydrogen and oxygen in water is

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Answer

Question

The mass ratio of hydrogen and oxygen in water is

  1. 2:1
  2. 1:2
  3. 1: 8
  4. 8: 1

Answer

1:8

Explanation

The mass ratio of hydrogen and oxygen in water is 2:16 or simplified as 1:8. This is because the molar mass of oxygen is 16 times that of hydrogen.

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