Question

Nina was provided with three test-tubes. One of the test-tubes contained distilled water. The other two test-tubes contained acidic and basic solutions respectively. She was asked to identify the contents of each test-tube using only blue litmus paper. Write her conclusions for the given solutions​

Answer 1

Add few drops of solution from all three test tubes on the red litmus paper separately. The solution which turns red litmus to blue contains basic solution. Use this blue litmus paper to test the solutions in other two test tubes. The solution from the test tube which turns blue litmus paper to red will be the acidic solution and solution of the test tube which do not change either red or blue litmus paper contain water.

Collected from: @Avaneeshkarthik (https://brainly.in/question/1314706)

Answer 2

Drop few deops of liquid frm each test tube on litmus paper nd one of them will turn blue to red so it is acid now the litmus paper left with u will be red now one more time drop the liquid on red litmus paper if it again turns blue it will be base
Nd the rest one which is left no doubt it will be distilled water
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