Question

How many grams of NaOH should be dissolved to prepare 100 cm3

of 0.15 M NaOH solution?​

Answer 1

Answer:

In 100 mL of 0.5 M NaOH solution, there are 100ml×0.5mol NaOH=50mmol of NaOH

Molar mass of NaOH = 40 g/mol NaOH

Mass of NaOH in 50mmol =50×10

−3

×40g=2g

Explanation:

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