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JohnScurryPhilly JohnScurryPhilly
  • 13-06-2016
  • Chemistry
Answered

How many moles of CaO form when 98.60 g CaCO3 decompose

Verified Answer :

taskmasters
taskmasters taskmasters
  • 20-06-2016

The balanced reaction is:

CaCO3 = CaO + CO2

We are given the amount of CaCO3 to decompose when heated. This
will be our starting point.

 

98.60 g CaCO3 ( 1 mol CaCO3 / 100.09 grams CaCO3) (1 mol
CaO / 1 mol CaCO3 ) ( 56.08 g O2 / 1 mol CaO) =  55.25 g CaO

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AmoniB01 AmoniB01
  • 16-03-2019

0.9851mol.                      This is the rt answer just did it

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