Multiple Choice
How many significant figures are present in the measurement 0.0009?
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1. Intro to General Chemistry
Significant Figures
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Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
When multiplying 12 by 428, how many significant figures should the result have?
A
1
B
2
C
3
D
4
Verified step by step guidance1
Identify the number of significant figures in each number being multiplied. For 12, determine how many digits are significant.
For the number 428, count the number of significant figures as well.
Recall the rule for multiplication and division regarding significant figures: the result should have the same number of significant figures as the factor with the fewest significant figures.
Compare the significant figures of 12 and 428, and identify which has fewer significant figures.
Conclude that the product should be reported with the same number of significant figures as the number with the fewest significant figures.
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