The number of significant figures for the three numbers

Some Basic Concepts of Chemistry

The number of significant figures for the three numbers 161 cm, 0.161 cm, 0.0161 cm are

We know that all non-zero digits are significant and the zeros at the beginning of a number are not significant. Therefore number 161 cm, 0.161 cm and 0.0161cm have 3, 3 and 3 significant figures respectively.

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