Answers

2015-08-06T11:19:45+05:30
The student is likely to add the concentrated sulphuric acid to the test tube which contains water. This is suggested because the mixing of acid and water is an exothermic reaction and adding water to the acid container may cause the container to break due to the excess amount of heat produced. And thus, it is recommended that acid should be added to the test tube that contains water.
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