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

Question

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

Answer 1

What is your choice?

Answer 2

its not d

Answer 3

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

Answer 4

Hypotheses my be generated from any of the following expect

Answer 5

Hypotheses may be generated from any of the following except

Answer 6

C is correct

Answer 7

c away from the student