The percentage of Oxygen in is: | Mole Concept and Some Basic Concepts of Chemistry — Chem-Mantra

Mole Concept and Some Basic Concepts of ChemistryeasyMCQ SINGLE

Question

The percentage of Oxygen in $NaOH$ is:

Answer: A

💡 Solution & Explanation

$\%O = (16 / 40) \times 100 = 40\%$.

💬

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