calculating percentage error
Quiz
•
Chemistry
•
9th - 12th Grade
•
Easy
Mina Butani
Used 3+ times
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A student measures the density of a liquid as 1.32 g/cm³, while the true density is 1.25 g/cm³. What is the percentage error in the student's measurement?
5.6%
5.0%
4.8%
6.0%
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A thermometer reads 75.8°C, but the actual temperature is 78.0°C. What is the percentage error in the thermometer reading?
2.8%
3.0%
2.5%
3.5%
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A student measures the volume of a solution as 50.0 mL, but the true volume is 52.0 mL. What is the percentage error in the volume measurement?
3.85%
4.00%
3.70%
3.98%
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A student determines the mass of a substance to be 15.0 grams, while the true mass is 14.7 grams. What is the percentage error in the mass measurement?
2.0%
1.8%
2.9%
1.5%
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A scientist measures the concentration of a solution as 0.078 M, while the true concentration is 0.080 M. What is the percentage error in the concentration measurement?
2.5%
3.0%
2.7%
3.5%
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