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Intro To Chemistry
Test Description: Highlights of first unit.
Instructions: Answer all questions to get your test result.
1) study of essentially all compounds that contain carbon
A
analytical chemistry
B
inorganic chemistry
C
organic chemistry
D
stoichiometry
2) instrument used to measure mass
A
thermometer
B
graduated cylinder
C
balance
D
scale
3) refers to the agreement of a particular value with the true value
A
research
B
accuracy
C
scientific notation
D
precision
4) Number of sigfigs for: 1500.00
A
2
B
5
C
6
D
4
5) Correct rounding to 5 sigfigs for: 5041.0002
A
5041.2
B
5040.0
C
5041.0
D
5041.00
6) volume of gas
A
qualitative data
B
quantitative data
7) Round to 3 sigfigs for: 140000.7
A
140000
B
1.4 x 10^-5
C
1.40 x 10^5
D
1.4 x 10 ^-5
8) 8.35 g - 3.278 g =
A
5.10
B
5.00
C
5.1
D
5.07
9) one-time exposure to a chemical causing damage
A
acute exposure
B
chronic exposure
C
full exposure
D
limited exposure
10) a testable prediction
A
hypothesis
B
theory
C
experiment
D
analysis
11) involves a judgment or assumption
A
observation
B
theory
C
inference
D
analysis
12) first step in the scientific method
A
conclusion
B
hypothesis
C
observation
D
testing
13) What kind of graph should you use when comparing data from two or more things?
A
circle
B
bar
C
line
*select an answer for all questions
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