Description
Upon heating, calcium carbonate decomposes to calcium oxide and carbon dioxide.
(a) Determine the theoretical yield of CO2 if 248.5 g CaCO3 is heated.
g
(b) What is the percent yield of CO2 if 94.0 g CO2 is collected?
g
(b) What is the percent yield of CO2 if 94.0 g CO2 is collected?
%
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Explanation & Answer
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a)
CaCO3(s)====>CaO(s) + CO2(g)
248.5 g CaCO3 x 44.00 g CO2/100.1 g CaCO3=109.2 g CO2
b)(94.0 g/109.2 g) x 100%=86.2385%
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