Molecular Mass Chem Test

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9 Terms

1
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unit order

kg/mg to grams to moles to molecules

2
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values rounded to how many sigs

4

3
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moles are equal to

atoms

4
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atoms/molecules value

6.022 x 10^23

5
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when adding substances round to how many decimal places

least amount

6
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a zero is significant if it is ____ nonzero digits

between

7
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a zero is significant if it is past ____ and _____

a visible decimal and past a nonzero digit

8
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a zero is signficant if it is between _____ and ____

a nonzero digit and a visible decimal

9
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mass is = to

grams