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You are provided with three test tubes containing distilled water. an acid base solution respectively.iIf u are given only blue litmus paper how do you

find the content of each test tube


First put litmus to all tubes one by one the one which cganges the coluor to red that is acid then put the same litmus to two other test tubes the one which cganges it to blue that is base and the last tube is nuetral that is distilled water.. 
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