Q209
The ionic strength of 0.05 M CaCl2 solution will be
A.
0.3
B.
0.15
AnswerC.
0.4
D.
0.6
Answer: Option B
Solution
Answer: Option B
Solution:
CaCl2 solution has 2 ions of chlorine.Stoichiometric factor 2 of Cl-
Based on the equation, a 0.05 M CaCl2 solution has an ionic strength of
I = 3 × 0.05 M
= 0.15 M