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If the combustion of 1 g of graphite pro...

If the combustion of 1 g of graphite produces -20.7 kJ of heat, what will be molar enthalpy change ? Give the significance of sign also.

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To find the molar enthalpy change for the combustion of graphite, we will follow these steps: ### Step-by-Step Solution: 1. **Identify the given data**: - The heat produced from the combustion of 1 g of graphite is -20.7 kJ. 2. **Determine the molar mass of graphite**: ...
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NCERT EXEMPLAR ENGLISH-THERMODYNAMICS-Multiple choice questions
  1. Heat capacity (C(p)) is an extensive property but specific heat (c) is...

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  2. The difference between C(p) " and " C(v) can be derived using the empi...

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  3. If the combustion of 1 g of graphite produces -20.7 kJ of heat, what w...

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  4. The net enthalpy change of a reaction is the amount of energy required...

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  5. The enthalpy of vaporisation of C Cl(4) is 30.5 kJ mol^(-1). Calculate...

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  7. What will be the work done on an ideal gas enclosed in a cyliner, when...

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  8. How will you calculate work done on an ideal gas in a compression, whe...

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  9. Represent the potential energy/enthalpy change in the following proces...

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  10. Enthalpy diagram for a particular reaction is given in figure. Is it p...

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  11. 1.0 mol of a monoatomic ideal gas is expanded from state (1) to state ...

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  12. An ideal gas is allowed to expand against a constant pressure of 2 bar...

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  13. Match the following

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  14. Match the following processes with entropy change

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  15. Match the following parameters with description for spontaneity

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  16. Match the following

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  17. Assertion (A). Combustion of all organic compounds is an exothermic re...

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  18. Assertion (A). Spontaneous process is an irreversible process and may ...

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  19. Assertion (A). A liquid crystallises into a solid and is accompanied b...

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