What volume of carbon (lV) oxide is produced at s.t.p. when 2.5g of CaCO3 reacts with excess acid according to the following equation? CaCO3 + 2HCI → CaCI2 +H2O + CO2 [CaCO3 = 100; molar volume of a gas at s.t.p = 22.4dm3]
a
11.20dm3
b
5.60dm3
c
2.24dm3
d
0.56dm3
e
0.28dm3
Explanation
Correct Option
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