Use of Significant Digits

Zeros between numbers (“sandwiched”) are. significant. Thus, 94.072 g has five significant figures. RULE 2. Zeros to the left of a number . are not. significant; they act only to locate the decimal point. Thus, 0.0834 cm has three significant figures, and 0.02907 mL has four. RULE 3. Zeros to the right of a number after the decimal point . are. significant. ................
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