Science, asked by pankajsharma5071, 1 year ago

A student tests the pH of pure water using a pH paper. It shows green colour. If a
pH paper is used after adding lemon juice to water, what colour will he observe?
(Green / Red / Yellow)

Answers

Answered by NavyaL
3
Hey...
Your answer is red.

Hope this is helpful for you.
Answered by gadakhsanket
4

Dear Student,

◆ Answer -

Student will observe red colour.

● Explanation -

  • Initially student observes green colour of pH paper in water because of its neutral nature.
  • Presence of citric acid in lemon juice makes its aqueous mixture acidic.
  • As pH paper changes to red color in acidic solution, student will observe red colour of pH paper.

Thanks dear...

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