Intro To Chemistry Question Preview (ID: 49503)
Highlights Of First Unit.
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study of essentially all compounds that contain carbon
a) inorganic chemistry
b) organic chemistry
c) stoichiometry
d) analytical chemistry
instrument used to measure mass
a) scale
b) thermometer
c) balance
d) graduated cylinder
refers to the agreement of a particular value with the true value
a) accuracy
b) precision
c) scientific notation
d) research
Number of sigfigs for: 1500.00
a) 2
b) 4
c) 5
d) 6
Correct rounding to 5 sigfigs for: 5041.0002
a) 5040.0
b) 5041.0
c) 5041.2
d) 5041.00
volume of gas
a) qualitative data
b) quantitative data
c)
d)
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
8.35 g - 3.278 g =
a) 5.1
b) 5.10
c) 5.00
d) 5.07
one-time exposure to a chemical causing damage
a) chronic exposure
b) full exposure
c) acute exposure
d) limited exposure
a testable prediction
a) theory
b) experiment
c) analysis
d) hypothesis
involves a judgment or assumption
a) theory
b) analysis
c) observation
d) inference
first step in the scientific method
a) hypothesis
b) observation
c) conclusion
d) testing
What kind of graph should you use when comparing data from two or more things?
a) bar
b) circle
c) line
d)
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