Practice: Perform the following calculation to the right number of sig figs:
[(1.7 × 106) ÷ (2.63 × 105)] + 6.96
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Classification of Matter | 18 mins | 0 completed | Learn Summary |
Physical & Chemical Changes | 19 mins | 0 completed | Learn Summary |
Chemical Properties | 9 mins | 0 completed | Learn Summary |
Physical Properties | 7 mins | 0 completed | Learn |
Intensive vs. Extensive Properties | 14 mins | 0 completed | Learn |
Temperature | 12 mins | 0 completed | Learn Summary |
Scientific Notation | 14 mins | 0 completed | Learn |
SI Units | 8 mins | 0 completed | Learn |
Metric Prefixes | 24 mins | 0 completed | Learn Summary |
Significant Figures | 10 mins | 0 completed | Learn Summary |
Significant Figures: Precision in Measurements | 8 mins | 0 completed | Learn |
Significant Figures: In Calculations | 20 mins | 0 completed | Learn |
Conversion Factors | 16 mins | 0 completed | Learn |
Dimensional Analysis | 24 mins | 0 completed | Learn |
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Density of Geometric Objects | 19 mins | 0 completed | Learn |
Density of Non-Geometric Objects | 10 mins | 0 completed | Learn |
Additional Practice |
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The Scientific Method |
Filtration |
Standard Deviation, Mean, Median & Mode |
Accuracy & Precision |
Significant Figures are often involved in chemical calculations.
Concept #1: Significant Figure Rules with Multiplication and Division.
Concept #2: Significant Figure Rules with Addition and Subtraction.
Practice: Perform the following calculation to the right number of sig figs:
[(1.7 × 106) ÷ (2.63 × 105)] + 6.96
Practice: Perform the following mathematical operations and express the result to the correct number of significant figures.
(6.404 × 2.91) / (18.7 – 17.1)
Practice: What answer should be reported, with the correct number of significant figures, for the following calculation?
[(42.00 − 40.915) ⋅ (25.739 − 25.729)] / [(11.50⋅1.001) + (0.00710 ⋅ 700.)]
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