irelandm
irelandm
10-01-2016
Chemistry
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How many molecules are in 0.25 mole of O2
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Willchemistry
Willchemistry
10-01-2016
1 mole O2 -------------------- 6,02.10²³ molecules
0,25 mole O2 ---------------- x molecules
1 . x = 0,25 . 6,02.10²³
x = 1,50.10²³ molecules
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