11
QuizMultiple Choice

Introduction to Stoichiometry — Unit test

Question 11 • LA-Chemistry A

Juana performs the calculation below.6.05 + 3.156 + 5.0How should she report the answer using the correct number of significant figures?

Answer
A
14.206
B
14.21
C
14.2
D
14

Explanation

Add the values: 6.05 + 3.156 + 5.0 = 14.206. For addition, round to the fewest decimal places in the numbers being added; 5.0 has one decimal place, so the answer is 14.2, choice C.

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