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1.5 Exercise 8

Avg difficulty 2.5

Round off each of the following numbers to two significant figures:

(a) 0.436

(b) 9.000

(c) 27.2

(d) 135

(e) 1.497 $\times$ 10⁻³

(f) 0.445

OpenStax Chemistry 2e, 1.5 Measurement Uncertainty, Accuracy, and Precision, exercise 8

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Adapted from General Chemistry © 2019 Rice University. Licensed under CC BY 4.0. Sources: Chemistry 2e, Chemistry: Atoms First 2e. Imported at revision 32c7196.