A student uses a balance to determine the mass of an object as 5.719 grams.The correct mass of the object is 5.586 grams.What is the percent error in the student's mass determination?
A) 2.38%
B) 0.133%
C) 13.3%
D) 74.3%
E) 97.7%

Question

Quizplus · Accepted Answer

The percent error is calculated using the formula: $\text{Percent Error} = \left| \frac{\text{Experimental Value} - \text{True Value}}{\text{True Value}} \right| \times 100\%$. Plugging in the given values: $\left| \frac{5.719 - 5.586}{5.586} \right| \times 100\% \approx 2.38\%$.

A Student Uses a Balance to Determine the Mass of an Object