Intro To Chemistry Question Preview (ID: 49503)


Highlights Of First Unit. TEACHERS: click here for quick copy question ID numbers.

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

a testable prediction
a) theory
b) experiment
c) analysis
d) hypothesis

one-time exposure to a chemical causing damage
a) chronic exposure
b) full exposure
c) acute exposure
d) limited exposure

8.35 g - 3.278 g =
a) 5.1
b) 5.10
c) 5.00
d) 5.07

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

volume of gas
a) qualitative data
b) quantitative data
c)
d)

Correct rounding to 5 sigfigs for: 5041.0002
a) 5040.0
b) 5041.0
c) 5041.2
d) 5041.00

Number of sigfigs for: 1500.00
a) 2
b) 4
c) 5
d) 6

refers to the agreement of a particular value with the true value
a) accuracy
b) precision
c) scientific notation
d) research

instrument used to measure mass
a) scale
b) thermometer
c) balance
d) graduated cylinder

study of essentially all compounds that contain carbon
a) inorganic chemistry
b) organic chemistry
c) stoichiometry
d) analytical chemistry

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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