Question

14. If a solution turns the red litmus into blue, the pH of the solution is
a) 1
b) 9
c) 7
d) 5

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Answer 1

● If a solution turns the red litmus into blue, the pH of the solution is 9.

Answer 2

$\sf\underline{Answer:}$

b) 9

$\sf\underline{Explanation:}$

On the pH scale 1 to 6 is acidic, 7 is neutral and 8 to 14 is basic and since this solution turn red litmus into blue, it's a basic solution!

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