# Science

Select all that apply.

A)Proportions have cross products that are equal.
B)Proportions are sums that compare compounds.
C)Proportions can be written as equal fractions.
D)Proportions are the amount of a substance that contains 6.02 x 1023 particles.

A & D?

1. 👍
2. 👎
3. 👁
1. What does D have to do with Avogadro's number?

1. 👍
2. 👎

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