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Chemistry · Some Basic Concepts of Chemistry

हिन्दी

Calculate the mass percentage of hydrogen in water (\( \text{H}_2\text{O} \)). (Atomic masses: H = 1.008 u, O = 16.00 u)

  1. A
    88.79%
  2. B
    11.18%
  3. C
    5.56%
  4. D
    22.36%
View Answer & Solution

Correct answer · Option B

11.18%

Explanation

Mass % of H = \( \frac{2 \times 1.008}{18.02} \times 100 = 11.18\% \).
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