mholmes1
mholmes1
06-09-2016
Chemistry
contestada
how many moles are in 15 grams of calcium
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Watson7
Watson7
06-09-2016
Approximately 0.374 moles
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Willchemistry
Willchemistry
06-09-2016
Atomic mass Ca = 40.0 u.m.a
1 mole Ca ------------- 40.0
? moles Ca ---------- 15 g
15 x 1 / 40 =
0.375 moles of Ca
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