Is Decomposition of Calcium Carbonate an Endothermic Reaction Or an Exothermic Reaction? - Science | Shaalaa.com

At 900^∘ C, KC=0.0108 for the reaction CaCO3(s) ⇌CaO(s)+CO2(g) A mixture of CaCO3, CaO, and CO2 is placed in a 10.0 - L vessel at 900^∘ C . For the following mixtures, will the amount of CaCO3 increase, decrease, or remain the same as the system approaches equilibrium? (a) 15.0 gCaCO3, 15.0 gCaO, and 4.25 gCO2 (b) 2.50 gCaCO3, 25.0 gCaO, and 5.66 gCO2 (a) 30.5 gCaCO3, 25.5 gCaO, and 6.48 gCO2 | Numerade

If 300 g of CaCO3​ on reaction with excess of H2​SO4​ gives 272... | Filo

Equivalent mass of base caco3... | Filo

SOLVED: Standardization of EDTA Standard CaCO3 solutionWeight of CaCO3 standard: 0.5004 gFormula Mass of standard: 100.09 g/molPurity of standard: 99.50%Volume of final solution: 100.00 mLWorking standard CaCO3 solutionVolume of Standard CaCO3 solution: 5.00 mLVolume of final solution: 50.00 mLTrial Volume of working standard (mL) Net volume of EDTA (mL)1 10.00 5.02 10.00 4.93 10.00 5.0Average Volume of EDTA: 4.97 mLM EDTA Titer (mg CaCO3/mL): [calculation required]

The synthesis of CaCO3​ uses this chemical reaction.CaO(s) CO2​... | Filo