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Some Basic Concepts Of Chemistry

MHT CET 2024 15th May Morning Shift

MCQ+1 / -02024

What is the percentage by mass of oxygen in NaOH ?
(Atomic mass of $\mathrm{Na}=23 \mathrm{u}, \mathrm{O}=16 \mathrm{u}, \mathrm{H}=1 \mathrm{u}$ )

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