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The correct option(s) about entropy (S) is(are) $[\mathrm{R}=$ gas constant, $\mathrm{F}=$ Faraday constant, $\mathrm{T}... JEE Advanced 2022 Paper 2 Online An ideal gas undergoes a reversible isothermal expansion from state I to state II followed by a reversible adiabatic exp... JEE Advanced 2021 Paper 1 Online In thermodynamics, the p-V work done is given by$$w = - \int {dV{p_{ext}}}$$For a system undergoing a particular proce... JEE Advanced 2020 Paper 1 Offline Choose the reaction(s) from the following options, for which the standard enthalpy of reaction of equal to the standard ... JEE Advanced 2019 Paper 1 Offline For a reaction, $$A\,\,\rightleftharpoons\,\,P,$$ the plots of $$\left[ A \right]$$ and $$\left[ P \right]$$ with time a... JEE Advanced 2018 Paper 2 Offline A reversible cyclic process for an ideal gas is shown below. Here, $$P, V,$$ and $$T$$ are pressure, volume and temperat... JEE Advanced 2018 Paper 1 Offline For a reaction taking place in a container in equilibrium with its surroundings, the effect of temperature on its equili... JEE Advanced 2017 Paper 2 Offline An ideal gas is expanded from $$\left( {{p_1},{V_1},{T_1}} \right)$$ to $$\left( {{p_2},{V_2},{T_2}} \right)$$ under dif... JEE Advanced 2017 Paper 1 Offline Benzene and naphthalene form an ideal solution at room temperature. For this process, the true statement(s) is(are) JEE Advanced 2013 Paper 1 Offline For an ideal gas, consider only P-V work in going from an initial state X to the final state Z. The final state Z can be... IIT-JEE 2012 Paper 1 Offline The reversible expansion of an ideal gas under adiabatic and isothermal conditions is shown in the figure. Which of the ... IIT-JEE 2012 Paper 2 Offline Among the following, the intensive property is (properties are) IIT-JEE 2010 Paper 1 Offline ## Numerical More$2 \mathrm{~mol} \,\mathrm{of}\, \mathrm{Hg}(\mathrm{g})$is combusted in a fixed volume bomb calorimeter with excess of... JEE Advanced 2022 Paper 1 Online One mole of an ideal gas at 900 K, undergoes two reversible processes, I followed by II, as shown below. If the work don... JEE Advanced 2021 Paper 2 Online The value of $$\Delta$$S$$\theta$$ (in J K$$-$$1 mol$$-$$1) for the given reaction, at 1000 K is _________.... JEE Advanced 2021 Paper 1 Online The value of standard enthalpy, $$\Delta$$Ho (in kJ mol$$-$$1) for the given reaction is _______. JEE Advanced 2021 Paper 1 Online Aluminium reacts with sulphuric acid to form aluminium sulphate and hydrogen. What is the volume of hydrogen gas in litr... JEE Advanced 2020 Paper 1 Offline Tin is obtained from cassiterite by reduction with coke. Use the data given below to determine the minimum temperature (... JEE Advanced 2020 Paper 2 Offline The surface of copper gets tarnished by the formation of copper oxide. $${N_2}$$ gas was passed to prevent the oxide for... JEE Advanced 2018 Paper 2 Offline ## MCQ (Single Correct Answer) More If the distribution of molecular speeds of a gas is as per the figure shown below, then the ratio of the most probable, ... JEE Advanced 2020 Paper 1 Offline The standard state Gibbs free energies of formation of $$C$$(graphite) and $$C$$(diamond) at $$T=298$$ $$K$$ are $${\Del... JEE Advanced 2017 Paper 2 Offline One mole of an ideal gas at 300 K in thermal contact with surroundings expands isothermally from 1.0 L to 2.0 L against ... JEE Advanced 2016 Paper 1 Offline Match the thermodynamics processes given under column I with expression given under column II Column I (A) Freezing wate... JEE Advanced 2015 Paper 1 Offline For the process H2O(l)$$\to$$H2O(g) at T = 100oC and 1 atmosphere pressure, the correct choice is... JEE Advanced 2014 Paper 2 Offline The pair of isochoric processes among the transformation of states is JEE Advanced 2013 Paper 2 Offline The succeeding operations that enable this transformation of states are JEE Advanced 2013 Paper 2 Offline The standard enthalpies of formation of CO2(g), H2O(l) and glucose(s) at 25oC are –400 kJ/mol, –300 kJ/mol and –1300 kJ/... JEE Advanced 2013 Paper 1 Offline Using the data provided, calculate the multiple bond energy (kJ mol$$-$$1) of a C=C bond in C2H2. That energy is (take t... IIT-JEE 2012 Paper 2 Offline Match the transformations in column I with appropriate options in column II Column I (A) CO2(s)$$\to$\$ CO2(g) (B) CaCO3...
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The species which by definition has ZERO standard molar enthalpy of formation at 298 K is
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