NaOH is formed according to the reaction 2Na O Na O -> Na O H O 2NaOH -> To make 4g of NaOH, Na requ — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
NaOH is formed according to the reaction 2Na O Na O -> Na O H O 2NaOH -> To make 4g of NaOH, Na required is
Answer: C
💡 Solution & Explanation
Consider the reaction, 2 2 2 2 1 2 2 2 Na O Na O Na O H O NaOH -> -> Moles of 4 0.1 40 NaOH From reaction, 2 moles of Na -> 2 moles of NaOH ∴moles of Na = 0.1 ∴wt. of Na = 0.1 23 2.3g x
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