Riya has dilute hydrochloric acid and soap solution . She dips a strip of red and blue litmus paper in these solutions . Identify the solution 'A' and 'B' from this test . Give reason.
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Answers
Answer:
he blue litmus turns red in dilute hydrochloric acid.
the blue litmus remains same in soap solution .
the red litmus remains same in hydrochloric acid.
the red litmus change the color to Blue in soap solution.
Explanation:
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A red litmus paper turns blue when a base is dropped on it but remains same if an acid is dropped on it.
whereas
A blue litmus paper turns red when acid is dropped on it but remains same with bases.
In the first picture the blue litmus paper turns red when dipped in the solution, hence solution 'A' is hydrochloric acid.
In the second picture the red litmus paper turns blue when dipped in the second solution, hence solution 'B' is a base that is soap solution.
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