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Give the number of significant figures in the measurement (superscript -3 for #1, and superscript 3 for #2)

1)3.85 X 10-3
2)17.30 cm3
3)0.0037 mm

1. 3 significant figures.
2. 4 s.f.
3. 2 s.f.
Here is a good site to review.

  • Chemistry -

    3.85 ! 10"3

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