3. The Molarity of a solution made by mixing 50mL of conc.
H2 SO4 (36N) with 50mL of water is
a. 36M
b. 18M
c. 9M
d. 6M
Ans. c
Explanation : N1 V1 = N 2 V2, 36 x 50 = N 2 x 100
N2 = 36×50/100 = 18; 18 N H SO = 9 M H2 SO4
(13)
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