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Arturiano [62]
3 years ago
12

If 81g of water is measured out, how many moles are in the sample? *

Chemistry
1 answer:
valkas [14]3 years ago
7 0

Answer:

D

Explanation:

because moles = mass /mr

so 81/18(mr of H2O=2+16)

moles =4.5

hope this helps:)

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