Question

a) Two solution A and B have pH values of 3.0 and 9.5 respectively,

which of these will turn litmus solution blue to red and which will

turn phenolphthalein from colorless to pink?(5 marks) ​

Answer 1

Answer:

Solution A, being acidic, with a pH value of 3.0, will turn litmus solution from blue to red, and solution B, being basic, with a pH value of 9.5, will turn phenolphthalein from colourless to pink.

Explanation:

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Answer 2

Answer:

solution A turnes blue to red

we can add a phenophthalein into basic solution {B} to turn into pink