The molar mass of H₂O₂ is calculated as follows:
\[ \text{Molar mass of H}_2\text{O}_2 = 2 \times \text{Molar mass of H} + 2 \times \text{Molar mass of O} \]
\[ = 2 \times 1.01 \, \text{g/mol} + 2 \times 16.00 \, \text{g/mol} \]
\[ = 2.02 \, \text{g/mol} +
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