A student measured the mass of a small object and found it to be 56.0 grams. The object's mass is known to be 55.0 grams. What is the percent of error in the student's measurement?

1 Answer
Jul 16, 2016

Answer:

The percent error is 1.82%.

Explanation:

Percent error is the absolute value of the difference between the theoretical value and the experimental value divided by the theoretical value multiplied by 100.

http://msjschemclass.blogspot.com/2012/10/theoretical-and-percent-yield.html

The percent error for the question is:

#"% error" =abs((55.0"g"-56.0"g")/(55.0"g"))xx100=1.82%#

rounded to three significant figures