Question

how many grams of co2 can be obtained by heating 1 kg pure calcium carbonate?
Guys im not sure abt the ans...
is it 440g?​

Answer 1

Answer:

440g

Explanation:

CaCO3->CaO+CO2

Ca=40

C=12

O3=48

CaCo3=100

CO2=12+32=44

100g of CaCO3 gives 44g CO2

1000g of CaCo3 give 44/100*1000=440g CO2

yes you are correct.

Answer 2

Answer:

440 gCO2 is obtained from 1kg calcium carbonate

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Explanation:

40+12+(16×3)=100 g

1000 g/100 g=10 mol

10×44=440 g