When heating a liquid sample in a test tube, the mouth of the test tube should be...

- A ) inverted.
- B ) located under the student.
- C ) pointed away from the student.
- D ) heated first, not the bottom of the test tube.

C ) pointed away from the student. The student will more likely be safe if the experiment goes wrong.

What is your choice?

its not d

C is correct

c away from the student

Hypotheses my be generated from any of the following expect

Hypotheses may be generated from any of the following except