Question

Pls answer fast i will mark brainliast and thanks.​

Answer 1

Answer:

Point the test tube away from you so that the liquid does not splash up on you.

Answer 2

Answer:

Always point the test tube away from any other person in the lab. Heat the test tube being held at an angle so there is a way for the gases produced to escape safely. Heat the test tube at the top of the solution not the bottom where a gas bubble can cause an explosion.