Question

Solve the following and express the result to an aprooriate number of significant figure: 1.add 6.2g,4.33g and17.456g

Answer 1

Answer:

Explanation:

27.986

Answer 2

The result with significant figure is 28.

Given - Mass

Find - Result with significant figure

Solution - Firstly performing addition. Then we will round off the number to lowest significant figure of numbers in question i.e. 2.

Solution = $6.2 + 4.33 + 17.456$

Solution = 27.986

Rounding off to 2 significant figures. The 2 significant figures in above result are 27. Since the next number is 9, hence, round off will be to the next digit.

Solution = 28

Hence, solution with appropriate number of significant figure is 28.

#spj3