tybl223 tybl223

26-02-2014
Chemistry

contestada

how many moles are in 9.8 grams of calcium?

Respuesta :

superman1987 superman1987

12-06-2018

when the number of moles Ca = mass of Ca / molar mass of Ca.

and we can get the molar mass of Ca, it is = 40 g/mol

and we have already the mass of Ca (given) = 9.8 g

so, by substitution: the moles Ca = 9.8 g / 40 g/mol

= 0.245 moles

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Itsjoshgacha Itsjoshgacha

03-02-2020

Answer: 0.24 moles

Explanation:

Answer Link

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