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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
organic chemistry
C
stoichiometry
D
inorganic chemistry
2) instrument used to measure mass
A
graduated cylinder
B
scale
C
balance
D
thermometer
3) refers to the agreement of a particular value with the true value
A
scientific notation
B
research
C
precision
D
accuracy
4) Number of sigfigs for: 1500.00
A
5
B
2
C
6
D
4
5) Correct rounding to 5 sigfigs for: 5041.0002
A
5040.0
B
5041.00
C
5041.0
D
5041.2
6) volume of gas
A
qualitative data
B
quantitative data
7) Round to 3 sigfigs for: 140000.7
A
1.4 x 10^-5
B
1.40 x 10^5
C
140000
D
1.4 x 10 ^-5
8) 8.35 g - 3.278 g =
A
5.07
B
5.10
C
5.1
D
5.00
9) one-time exposure to a chemical causing damage
A
limited exposure
B
chronic exposure
C
acute exposure
D
full exposure
10) a testable prediction
A
hypothesis
B
experiment
C
analysis
D
theory
11) involves a judgment or assumption
A
analysis
B
observation
C
inference
D
theory
12) first step in the scientific method
A
hypothesis
B
testing
C
conclusion
D
observation
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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