4-Chemical Thermodynamics

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Why we say as when Change in enthalpy is positive for a reaction then reaction is endothermic and heat will be absorbed? Please in hinglish.
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Why process for surroundings is to be considered reversible ? please tell in hinglish with explanation.
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When equal volume of 1 M HCl and 1 M H2SO4 are separately neutralised by excess volume of 1M NaOH solution. x and y kJ of heat is.......?
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Abhineet
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Calculate the work done for given Pressure vs 1/Volume graph
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Amodini
Amodini
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Calculate the work done for given Pressure vs 1/Volume 4
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Amodini
Amodini
Furquan01
How does enthalpy is function of Temperature and pressure.
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Abhineet
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0.410 mol of a monoatomic gas fills a 1dm3 container to a pressure of 1.013 MPa. .....?
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RJVLKHN
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How to prepare for Chemical Thermodynamics for JEE Mains
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The adiabatic compression of a mixture of 2 volumes of Hydrogen and 1 volume of oxygen from 320 ml of 10 ml caused explosion.
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Sneha Duhan
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Since the process is polytropic, shouldn't we use that information alone to calculate Cp and determine ΔH?
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Sanchi
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  • Solved
In the process shown in the figure on an ideal gas the value of q and delta H respectively are?
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rahulp
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deveshgarg2008
Please match the correct list of given table in term of thermodynamics
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rahulp
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AGRIMA M
Calculating Work Done in a Reversible Isothermal Process for Monoatomic Gas from 2 bar to 4 bar
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shreeya
The combination of plots which does not represent isothermal expansion of an ideal gas is
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sumitnahak
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vanshi
How to Calculate Enthalpy Change for a Given Process
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Sneha Duhan
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When 600 mL of $0.2 \mathrm{M} \mathrm{HNO}_3$ is mixed with 400 mL of 0.1 M NaOH solution in a flask, the rise in
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Sneha Duhan
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deveshgarg2008
Analyzing Thermodynamic Changes in a Stirred Liquid within a Closed, Insulated Vessel
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AGRIMA M
Calculating Reaction Enthalpy for Benzene Combustion Using Standard Enthalpies of Formation.
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AGRIMA M
Calculating Standard Entropy Change for Reaction X = Y with Given ΔH° and Kc at 300 K
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Dristi Agarwal
Calculating Entropy Change from Heating Ice at -5°C to Vapor at 110°C at Atmospheric Pressure
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