0.0075 mole of calcium trioxocarbonate (IV) is added to 0.015 mole of a solution of hydrochloric acid. The volume of gas evolved at s.t.p is
[Molar volume of a gas at s.t.p = 22.4 dm³]

• A.224cm³
• B.168cm³
• C.112cm³
• D.100cm³
• E.