AP Chemistry Exam

Which of the following choices best represents the volume reading from the graduated cylinder pictured?

• 61 mL

• 61.5 mL

• 67 mL

• 67.0 mL

Read the graduated cylinder to the nearest 0.1 of a milliliter.

• 76.00 mL

• 76 mL

• 76.0 mL

• 78.0 mL

While performing lab using acids and bases you accidentally splash acid all over your face.  What piece of safety equipment should you use immediately?

• fire blanket

• fire extinguisher

• eye wash station

• safety shower

If you do not understand a direction or part of a lab procedure, you should

• skip it and go on to the next part.

• ask the instructor before proceeding

• try several methods until something works

• figure it out as you do the lab

What is the study of matter and how it changes?

• Biology

• Physics

• Chemistry

• Geology

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

NGSS.HS-PS1-4

NGSS.HS-PS1-5

Define chemical properties

• A characteristic that does not involve a change in the identity of a substance,

• A characteristic that determines how a substance will change into another substance

• A chemical property the identity does not change when in a physical property it turns into a new substance.

• A physical property the identity does not change when in a chemical property it turns into a new substance.

Tags

NGSS.HS-PS1-1

How close a measurement is to the accepted value is called:

• Accuracy

• Precision

• Error

Which student's data is the MOST PRECISE?

• Student A

• Student B

• Student C

In our "percent error" equation, the EXPERIMENTAL value is:

• The value the scientist got from the experiment

• The accepted/target value

Which of the following choices best represents the length reading from the metric ruler pictured?

• 0.8 cm

• 0.80 cm

• 0.800 cm

• 8 cm