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JEE Main 2020 (Online) 8th January Morning Slot
Numerical
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The magnitude of work done by a gas that undergoes a reversible expansion along the path ABC shown in the figure is _______. JEE Main 2020 (Online) 8th January Morning Slot Chemistry - Thermodynamics Question 106 English
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JEE Main 2020 (Online) 7th January Evening Slot
Numerical
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The standard heat of formation $$\left( {{\Delta _f}H_{298}^0} \right)$$ of ethane (in kj/mol), if the heat of combustion of ethane, hydrogen and graphite are - 1560, -393.5 and -286 Kj/mol, respectively is :
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3
JEE Main 2020 (Online) 7th January Morning Slot
Numerical
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-0
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For the reaction :

A($$l$$) $$ \to $$ 2B(g)

$$\Delta U = 2.1\,kcal,\,\Delta S = 20\,cal\,{K^{ - 1}}$$ at 300 K

Hence $$\Delta $$G in kcal is :
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