FTCE Physics 6-12 Practice Questions - FTCE Physics 6-12 (032) Subject Area Examination Exam

Which laboratory practice best protects students when heating a liquid in a test tube over a Bunsen burner?

Point the mouth of the test tube away from yourself and others Seal the test tube with a rubber stopper before heating Hold the test tube stationary at the bottom of the flame Fill the test tube completely to ensure even heating

Correct Answer:

Point the mouth of the test tube away from yourself and others

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