Science, asked by bhattsangeeta04, 9 months ago

what is phenolphthalein ? where it is used

Answers

Answered by Swathi2007

1

Answer:

it is an indicator that turns colourless in acids and red in base.

Answered by kehk

1

Answer:

is a chemical indicator ...

Explanation:

it is commonly used in acid base titrations in which acid is weak and base is strong.....

it shows pink colour with strong base

no colour with acids and neutral solutions....

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