WorksheetsPercent Error Practice Day 3
Total questions: 10
Worksheet time: 9mins
In Chemistry, percentage error is used in measuring the accuracy of the data collected during an experiment?
True
False
The weight of a table measured by a student is 20 Kg. The actual weight of the table is 23 Kg. What is the percent error in the student's measurement?
43 %
3%
15%
13%
A Student determines the volume of a cube to be 4.6 cm3. What is the percent error if the the correct volume of the cube is 4.3 cm3?
8%
6%
7%
9%
An actual measurement of a sample is 3.5 cm. The measured value is 2.5 cm. What is the percent error in the measurement?
27%
40%
29%
10&
What is the percent error if the measured value is 30.0 g and the accepted value is 32.0 g?
6.67%
6.02%
6.25%
None of the above
A student weighs a compound, they have 30 g. The student is supposed to have 40 g, what is the percent error?
50%
25%
20%
75%
The boiling point of a chemical (Ethanol) is 78.40 Degrees Celsius. A Student conducts an experiment and finds the boiling point of 75.0 Degrees Celsius. What is the percent error of the student's measurement?
3.57%
3.44%
96.56%
2.7%
The measured mass of a sample is 6.00 g. The actual mass of the sample is known to be 6.20 g. Calculate the error in the measurement.
0.20 g
12.0 g
0.60 g
Nine of the above
The experimental value is higher than the the accepted value, the percent error will be a negative number.
True
False
Perecent Error is a common way of evaluating the precision of as measured value?
True
False
