2.1 Significant Figures | High School Chemistry

Chad breaks down the purpose behind significant figures and goes through the rules for identifying when zeroes are and are not significant providing several examples. He finishes the lesson by then showing how to identify the number of significant figures in the results of calculations involving multiplication and division as well as addition and subtraction.

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00:00 Introductory Remarks
00:31 The Purpose of Significant Figures
03:40 The Rules for Zeroes
08:10 The Rules for Multiplication and Division
10:49 The Rules for Addition and Subtraction

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