Chemistry: Matter and Change

Section 1: Measurements and Units

Self Check Quizzes

1
A sample of gold has a mass of 15.7 g and displaces 0.81 cm3 of water in a graduated cylinder. What is the density of gold?
A)0.05 g/cm3
B)0.81 g/cm3
C)14.9 g/cm3
D)19.3 g/cm3
2
In the SI system of measurement, there are seven ________ units
A)metric
B)English
C)derived
D)base
3
Which of the following physical properties is not paired with the correct SI base unit or measurement?
A)length: meter
B)time: second
C)mass: gram
D)temperature: Kelvin
4
What scale provides the base unit for temperature in the SI system?
A)Celsius scale
B)Fahrenheit scale
C)Kelvin scale
D)Centigrade
5
What is the temperature 51°C expressed in kelvins?
A)273.0 K
B)222 K
C)324° K
D)324 K
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