Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Perform the following calculations and express the answer with the appropriate number of significant figures:
1 (46.21 × 2.55) − (2.643 × 0.662)
2. (1.00866 − 1.00728) / (6.02205×1023 )
3.(22.614 − 19.3) / 19.
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