JEE Main Chemistry question
The amount of water needed to prepare 100 g of 10% by weight NaOH solution is mol.
Answer: 5
Solution
10% NaOH by weight means 10 g NaOH in 100 g solution, so water g. Moles of water mol.
The amount of water needed to prepare 100 g of 10% by weight NaOH solution is mol.
10% NaOH by weight means 10 g NaOH in 100 g solution, so water g. Moles of water mol.