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In the preparation of quicklime from lim...

In the preparation of quicklime from limestone, the reaction is
`CaCO_(3) (s) Leftrightarrow CaO+CO_(2) (g)`.
Experiments carried out between 850°C and 950°C led to a set of K, values fitting an empirical equation
`log K_(p)=7.282 -(8500)/T`
where T is the absolute temperature. If the reaction is carried out in quiet air, what temperature would be predicted from this equation for complete decomposition of the limestone?

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AI Generated Solution

To determine the temperature at which complete decomposition of limestone (CaCO₃) occurs, we can follow these steps: ### Step 1: Understand the Reaction The decomposition reaction of limestone is: \[ \text{CaCO}_3 (s) \leftrightarrow \text{CaO} (s) + \text{CO}_2 (g) \] In this reaction, calcium carbonate decomposes into calcium oxide and carbon dioxide gas. ### Step 2: Identify the Conditions for Complete Decomposition ...
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RC MUKHERJEE-CHEMICAL EQUILIBRIUM-Objective Problems
  1. In the preparation of quicklime from limestone, the reaction is CaCO...

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  2. 120g of urea is present in 5L of solution, the active mass of urea is

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  3. For the equilibrium A+B Leftrightarrow C+D, equilibrium constant may b...

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  4. For which of the following reactions, Kp may be equal to 0.5 atm?

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  5. Which of the following is correct?

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  6. Kp//Kc for the reaction CO+1/2O2 Leftrightarrow CO2 is

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  7. If the initial number of moles/L of N2, H2, and NH3, are 1, 2 and 3 r...

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  8. A 1-litre container contains 2 moles of PCI5 initially. If at equilibr...

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  9. The vapour density of undecomposed N2O, is 46. When heated, the vapour...

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  10. If the equilibrium constant of the following equilibrium SO(2)+1//2O(2...

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  11. For the reactions A Leftrightarrow B " "Kc=2 B Leftrightarrow C"...

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  12. For the equilibrium CaCO3 (s) Leftrightarrow CaO(s)+CO2(g) which of th...

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  13. For the reaction C(s) + CO2(g) Leftrightarrow 2CO(g), the partial pres...

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  14. Kc" for "A+B Leftrightarrow 3C is 20 at 25^@C. If a 2-litre contains 1...

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  15. K(c) for A+BhArrC+D is 10 at 25^(@)C. If a container contains 1, 2, 3,...

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  16. A 1-litre vessel contains 2 moles each of gases A, B, C and D at equil...

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  17. Two samples of HI each of 5 s were taken separately in two vessels of ...

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  18. For a reversible reaction if the concentrations of the reactants are d...

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  19. If one-third of HI decomposes at a particular temperature, KC for 2HI ...

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  20. 28 g of N(2) and 6 g of H(2) were mixed. At equilibrium 17 g NH(3) was...

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  21. For the reaction H(2)(g)+I(2)(g) hArr 2HI(g) The equilibrium const...

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