Question

0.2 mole of MgCla(s) are added in 1 litre volume of a solution (S). already containing 0.2 mole of
NaOH(s). Now answer the following questions :
Calculate pH of obtained solution. Kap of Mg(OH)is 1.6 x 10-12
A) 8.6
(B) 8.5
(C) 8.65
(D) 8.56
What would be the new pH when 0.04 mole of NaOH(s) are added in the solution (S)?
(A) 86
(B) 8.5
(C) 8.65
(D) 8.56
Find the pH of the solution obtained after adding 0.04 mole of HCl(a) to the solution
TA) 8.6
(B) 8.5
(C) 8.65
(D) 8.56
3.​

Answer 1

Answer:

mol of mg class is right is are added are added in 1 letre