Notifications
Clear all
Equilibrium
1
Posts
2
Users
0
Likes
398
Views
0
24/10/2021 11:10 am
Topic starter
What will be the H+ ion concentration in a solution prepared by mixing 50 mL of 0.20 M NaCl, 25 mL of 0.10 M NaOH and 25 mL of 0.30 N HCl?
(a) 0.5 M
(b) 0.05 M
(c) 0.02 M
(d) 0.10 M
1 Answer
0
24/10/2021 11:12 am
Correct answer: (b) 0.05 M
Explanation:
[H+] = \(\frac{(25 \times 0.3 - 25 \times 0.1)}{100}\) meq
= 0.05 M