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AP EAMCET · Chemistry · Some Basic Concepts of Chemistry

When 20 g of CaCO3  is treated with 20 g HCl, the mass of CO2 formed would be

  1. A 10 g
  2. B 8.8 g
  3. C 22.2 g
  4. D 20 g
Verified Solution

Answer & Solution

Correct Answer

(B) 8.8 g

Step-by-step Solution

Detailed explanation

So according to the question when the reaction takes place CaCO3+2HCl→CaCl2+H2O+CO21mol2 mol1 mol100 g73 g44 g Let CaCO3 be completely consumed in the reaction So that 100 g of CaCO3 give 44 g of CO2 Thus,20 g of CaCO3 give…