AP Chemistry Topic 1
Quiz
•
Science
•
8th Grade
•
Hard
+3
Standards-aligned
Lisa Thompson
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When a sample of an unknown element is vaporized and injected into a mass spectrometer, the results shown below are obtained. Use these data to estimate the average atomic mass of this element.
117 amu
between 117 and 118 amu
between 118 and 119 amu
between 119 and 120 amu
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A clean strip of copper metal is massed and attached to a metal hook, suspended from a rubber stopper. The rubber stopper is placed into a very large test tube containing solid iodine, and the test tube is sealed. Iodine vapor is generated by gentle heating of the solid iodine at the bottom of the test tube. A white compound forms on the copper strip. The rubber stopper is carefully removed, and the resulting copper strip with the white compound is massed. The white compound is washed from the surface of the metal, and the copper strip is dried completely and massed. The data table is below. What is the empirical formula for this compound?
CuI
CuI2
Cu2I
Cu3I4
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5.03 g
4.41 g
.614 g
10.1 g
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A scientist conducts an experiment to characterize a bomb containing nitroglycerine. She uses a steel, rigid container for the test. What is the total pressure produced in this explosion? (Hint: PV=nRT)
25.0 atm
52.0 atm
179 atm
435 atm
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Properties that describe how a substance reacts with other substances are called?
Chemical properties
Physical properties
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-5
6.
MATCH QUESTION
1 min • 2 pts
Match the following
same throughout
homogeneous
pure substance that can't be broken down
heterogeneous
varies throughout
compound
2 or more elements
element
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The characteristics of a material that become evident when the material undergoes a chemical reaction. Cannot be physically observed.
Physical Properties
Chemical Properties
Positive Properties
Neutral Properties
Tags
NGSS.MS-PS1-2
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