Dimensional Analysis
Percent Error
Density
Significant Figures
Other
100

How many meters are in 2093 cm?

20.93 m

100

The experimental measurement for an experiment happens to be 19.7 g. The theoretical value is 19.1 g. What is the percent error?

3.14 % (NO NEGATIVE ANSWER)

100

A sample of silver has a mass of 101. g. Find the density of silver, if that sample has a volume of 9.619 cm3 of space.

10.5 g/cm3

100

Identify the number of SFs for the following value:

10.930

5 SF

100

What is the name of the lab equipment that is used to transport solids when finding the mass of the solid?

Weigh Boat

200

Convert 15.79 cm into inches.

6.217 in

200

The true density of pure water is 1.00 g/mL. A student has determined the density of water to be 1.31 g/mL because the student didn't use a pure source of water. What is the student's percent error?

31.0 % (NO NEGATIVE ANSWER)

200

The density of silver is 10.5 g/cm3. Find the mass of silver that occupies 100 cm3 of space.

1050 g (if using SF --> 1000 g)

200

Identify the number of SFs for the following value:

10.000

5 SF

200

True or False: The gas line is ON (gas will come out) if the valve is PERPENDICULAR to the gas valve.

FALSE

300

Convert 57498 mL into deciliters (kL).

0.057498 kL

300

As a result of experimental work, a student finds the density of a liquid to be 0.959 kg/cm3.  The known density of that liquid is 1.00 kg/cm3.  What is the percent error of this student’s work?

4.1 % (NO NEGATIVE ANSWER)

300

Under certain conditions, oxygen gas (O2) has a density of 0.00134 g/mL.  Find the volume occupied by 0.50 g of O2 under the same conditions.

373.13 mL (if SF --> 370 mL)

300

Identify the number of SFs for the following value:

10000

1 SF

300

True or False: Accuracy is how close the experimental values are to the accepted values.

TRUE

400

Convert 956.21 J into calories (cal).

228.54 cal

400

A student finds the capacity of the test tube to be 15.50 ml.  In fact, the real capacity of the test tube is 155.0 ml.  What percent error has resulted from the student’s measurement?

90 % (NO NEGATIVE ANSWER)

400

A 1.78 kg sample of a substance occupies a volume of 125.0 cm3.  Find its density in g/cm3.

14.24 g/cm3 (if SF --> 14.2 )

400

Identify the number of SFs for the following value:

0.0090

2 SF

400
What is the minimum amount of time one should rinse their eyes out if they forgot to put their goggles on and have chemicals in their eyes?

15 minutes

500

Convert 3.85 qt into centiliters (cL).

6790 cL

500
The temperature at which pure water melts at is 32-degree Fahrenheit. A student decides to test this by letting an ice cube melt outside but finds the ice cube has melted at 35-degrees Fahrenheit. What is the students' percent error?

9.4 % (NO NEGATIVE ANSWER)

500

The density of ethanol is 0.789 g/mL at 20oC.  Find the mass of a sample of ethanol that has a volume of 150.0 mL at this temperature.

118.35 g (if SF ---> 118.4)

500

Identify the number of SFs for the following value:

0.01 x 103

3 SF

500

Use the multiplication/division rule on answer when working through the following calculation: 

2.004 x 1.9 =

3.8 

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