Question

which of the following is not a use of test tubes? c. accurately measuring liquids b. carrying out chemical reactions a. heating rewatch

Explanation:

Test - tubes are used for heating substances and carrying out chemical reactions. However, they are not accurate for measuring liquids as they do not have precise volume - marking for accurate measurement. Measuring cylinders, pipettes, etc. are used for accurate liquid measurement.

Answer:

c. accurately measuring liquids