It is usually safe to mix chemicals to see what will happen.
False
What are the two things you must do to the balance to zero it?
1) setting all the sliding weights to 0 2) adjusting the knob on the end
Always carring a balance by the measuring arm.
False
If a student burns her hand, she should call to the teacher and immediately put it under cold running water.
True
List the 5 steps to lighting the bunsen burner
(1)Close both air and gas valves
(2)Open gas 1 turn and air ¼ of the way
(3)Turn gas on (handle aligned with nozzle)
(4)Light with flint striker close to top of burner
(5)Adjust oxygen valve to get blue flame
What is the safety fire blanket used for?
To smother out flames on a person.
What is the broken glass container used for?
Holding broken glass so it is not put into the trash where it could cut someone.
How do you safetly transfer a liquid from one container to another.
Pour it lip to lip. If it is an acid, pour it down a stirring rod.
