19-11-2020
Chemistry

contestada

How do you find the significant figure of 505kg-450.25kg

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theresawaldrop theresawaldrop

19-11-2020

Answer:

4 significant figures

Explanation:

505 has 3 significant figures

450.25 has 5 significant figures

First do simple subtraction

505 - 450.25 =54.75

And then evaluate any number that has significance or is important if the decimal were to be moved.

4 significant figures

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