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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