Question

you have been provided with three test tubes one of them contain an acid solution and a basic solution respectively of your given only red litmus paper how will you identify the contact of each test tube​

Answer 1

Explanation:

take the basic soln and take the red litmus then just put a part of it to the basic soln then u observe that red litmus turns blue

now,take the blue litmus u got and into an acidic soln and thn u observe that it turns red litmus due to acidic in nature

so thn u can identify the contact of each test tube

Answer 2

Answer:

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Explanation:

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