Question

How many grams of NAOH should be dissolved to make 100cm3 of 0.15m NAOH​

Answer 1

Answer:

2g

Explanation:

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

Answer 2

Answer:

4.8 gm

Explanation: