alex6631 alex6631
  • 15-05-2019
  • Chemistry
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How many moles are in 240g of CaCO3?

How many moles are in 240g of CaCO3 class=

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musiclover10045
musiclover10045 musiclover10045
  • 15-05-2019

Using the periodic table, find the molar mass of each compound in CaCO3

CA = 40

C = 12

O = 16

Molecular Mass = 40 + 12 + (16 x3) = 100 grams.

Number of moles = given mass / molecular mass

Number of moles = 240 g / 100g = 2.4 moles

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