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04-07-2016
Chemistry

contestada

what is the mass of one mole of caco3

Respuesta :

04-07-2016

"1 x Ca = 1 x 40 = 40
1 x C = 1 x 12 = 12
3 x O = 3 x 16 = 48

40 + 12 + 48 = 100 (Mr of CaCO3)

moles = mass / Mr
mass = moles x Mr
mass = 1 mole x 100 = 100grams."

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