Question

Two solutions X and Y have pH values of 3.0 and 9.5 respectively. Which will turn phenolpthalein from colourless to pink?

Answer 1

Explanation:

Sure I will answer it for you mate

Given,

pH value of X is 3.0

pH value of Y is 9.5

X turn into Colour less colour

Y turn into Pink colour

This is the answer friend

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Answer 2

Answer:

9.5

Explanation:

An acidic solution do not change the colour of phenolphthalein but a basic solution change the colour of phenolphthalein