Physics · Atomic and Molecular Chemistry

The percentage mass of hydrogen in a water molecule (H2O) is approximately:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

116.00%
288.79%
311.18%✓
45.59%

Correct answer

11.18%

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The percentage mass of hydrogen in a water molecule (H2O) is approximately:

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