Percentage Error

Percentage Error

9th Grade

3 Qs

quiz-placeholder

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Percentage Error

Percentage Error

Assessment

Quiz

Chemistry

9th Grade

Medium

Created by

Zakia Khan

Used 47+ times

FREE Resource

3 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The correct formula for calculating percentage error?

Percent Error (%) = |Accepted value – experimentalValue| x100

Accepted Value

Percent Error (%) = |experiment value – Accepted Value| x100

Accepted Value

Percent Error (%) = |experiment value | x100

Accepted Value

Percent Error (%) = |accepted value – experimentalValue| x100

experimental Value

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

As the result of experimental work, a student finds the density of a liquid to be 30 g/cm3. The known density of that liquid is 25 g/cm3. What is the percent error of this student’s work?

200

20

2

0.02

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The melting point of potassium thiocyanate determined by a student in the laboratory turned out to be 105 C. The accepted value of this melting point is 35 C. What is the percent error in this reading?

20

2

200

0.02