correct unitBe Careful!! BE SURE you only include the correct number of significant figures based on this operation as that is whatthis question is really checking.(4.7x10^8) g divided by (4.572x10^-2) mL

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30-10-2022
Chemistry

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correct unitBe Careful!! BE SURE you only include the correct number of significant figures based on this operation as that is whatthis question is really checking.(4.7x10^8) g divided by (4.572x10^-2) mL

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ChristlynnY611128 ChristlynnY611128 · Answer 1 · 2022-10-30T07:36:55+01:00

Remember that for multiplication and division problems, the answer should be recorded to the same number of significant figures as the measurement with the least number of significant figures.

In this case, the mass has 2 significant figures but volume contains 4 significant figures, so the answer needs to have 2 significant figures:

[tex]\frac{4.7\cdot10^8g}{4.572\cdot10^{-2}mL}=1.0\cdot10^{10}\frac{g}{mL}.[/tex]