Question

what is the weights volume percentage of a solution in which 7.5 g of kcl is dissolved in 100 ml of the solution

a)7.5 %

b) 92.5%

c) 50%

d) none

Answer 1

answer :-

7.5 % of kcl (w/V ) : 7.50g kcl present in 100mL of the solution .

= 7.5 × 100 / 100

= 7.5 %

option (1)

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Answer 2

Explanation:

Weight of KCl = 100

Percentage of solution dissolved = 7.5 × 100/ 100

= 7.5

So , option A is correct