If I add water to 100mL of a 0.15M NaOH solution until the final volume is 150mL, what will the molarity of the diluted solution

Question

3 years ago

7

be?
A. 0.100M
B. 1.2M
C. 0.01M
D. 52.8M

1 answer:

Mars2501 [29] · Answer 1 · 2022-02-16T22:45:20+03:00

7 0

Answer : A

0,15 moles of NaOH -------in-------1000ml

x moles of NaOH ---------in-------100ml

x= 0,015 moles of NaOH

final volume =150ml

0,015 moles of NaOH -------in------150ml

x moles of NaOH ------in--------1000ml

x= 0,1 moles of NaOH