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You have been provided with three test tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution respectively. If you are given only red litmus paper, how will you identify the contents of each test tube? |
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Answer» Three test tube A, B, C (i) A contains distilled water (ii) B contains acidic & C contains basic solution. On adding red litmus paper A → no change B → no change C → Turn to blue |
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