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The enthalpy of ionisation of NH4OH is 4 years ago Jaiyush19 jee jee main thermodynamics Enthalpy of neutralisation of HCl with NaOH is x. The heat evolved when 500 mL of 2 N HCl are mixed with 250 mL of 4N NaOH will be. 4 years ago Jaiyush19 jee jee main thermodynamics Which of the following value of ΔfH° represent that the product is least stable? 4 years ago Jaiyush19 jee jee main thermodynamics The amount of energy released when 20 mL of 0.5 M NaOH are mixed with 100 mL of 0.1 M HCl is x kJ. The heat of neutralisation (in kJ mol^-1) is 4 years ago Jaiyush19 jee jee main thermodynamics A gas undergoes change from state A to state B. In this process, the heat absorbed and work done by the gas is 5 J and 8 J, respectively. Now gas is brought back to A by another process during which 3 J of heat is evolved. In this reverse process of ... 4 years ago Jaiyush19 jee jee main thermodynamics For the combustion reaction at 298 K 2Ag(s) + 1/2O2(g) → 2Ag2O(s) Which of the following alternatives is correct? 4 years ago Jaiyush19 jee jee main thermodynamics 36 mL of pure water takes 100 sec to evaporate from a vessel and heater connected to an electric source which delivers 806 watt. The ΔHvap of H2O is 4 years ago Jaiyush19 jee jee main thermodynamics Substance A2B(g) can undergoes decomposition to form two set of products : A2B(g) → A2(g) + B(g) ; ΔH° = 40 kJ/ mol A2B(g) → A(g) + AB(g) ; ΔH° = 50 kJ / mol 4 years ago Jaiyush19 jee jee main thermodynamics From given following equations and ΔH° values, determine the enthalpy of reaction at 298 K for the reaction: 4 years ago Jaiyush19 jee jee main thermodynamics The difference between the reaction enthalpy change (ΔrH) and reaction internal energy change (ΔrU) for the reaction: 2C6H6(l) + 15O2(g) → 12CO2(g) + 6H2O(l) 4 years ago Jaiyush19 jee jee main thermodynamics Given that: (i) ΔH°f of N2O is 82 kJ mol^-1 (ii) Bond energies of N ≡ N, N = N, O = O and N = O are 946, 418, 498 and 607 kJ mol^-1 respectively, The resonance energy of N2O is : 4 years ago Jaiyush19 jee jee main thermodynamics Calculate the heat produced (in kJ) when 224 g of CaO is completely converted to CaCO3 by reaction with CO2 at 27°C in a container of fixed volume. 4 years ago Jaiyush19 jee jee main thermodynamics At 25°C, when 1 mole of MgSO4 was dissolved in water, the heat evolved was found to be 91.2 kJ. One mole of MgSO4.7H2O on dissolution gives a solution of the same composition accompanied by an absorption of 13.8 kJ. 4 years ago Jaiyush19 jee jee main thermodynamics Hydrogen has an ionisation energy of 1311 kJ mol^–1 and for chlorine it is 1256 kJ mol^–1. Hydrogen forms H^+ (aq) ions but chlorine does not form Cl^+(aq) ions because 4 years ago Jaiyush19 jee jee main thermodynamics The dissolution of KCl in water is endothermic yet it dissolves in water spontaneously. Which one of the following best explains this behaviour? 4 years ago Jaiyush19 jee jee main thermodynamics Standard Gibb’s free energy change for isomerization reaction cis-2-pentene ⇌ trans-2-pentene is -3.67 kJ/mol at 400 K. If more trans-2- pentene is added to the reaction vessel, then 4 years ago Jaiyush19 jee jee main thermodynamics For the reaction taking place at certain temperature NH2COONH4(s) ⇌ 2NH3(g) + CO2(g), if equilibrium pressure is 3X bar then ΔrG° would be 4 years ago Jaiyush19 jee jee main thermodynamics Fixed mass of an ideal gas contained in a 24.63 L sealed rigid vessel at 1 atm is heated from -73°C to 27°C. Calculate change in gibb's energy if entropy of gas is a function of temperature as S = 2 + 10^-2 T (J/K): 4 years ago Jaiyush19 jee jee main thermodynamics Given Reaction Energy Change (in kJ) Li(s)→ Li(g) 161 Li(g) → Li^+(g) 520 1/2F2(g) → F(g) 77 4 years ago Jaiyush19 jee jee main thermodynamics Given : (I) H2(g) + 1/2O2(g) → H2O(l); ΔH°298K = -285.9kJ mol^-1 (II) H2(g) + 1/2O2(g) → H2O(l); ΔH°298K = -241.8kJ mol^-1 The molar enthalpy of vapourisation of water will be : 4 years ago Jaiyush19 jee jee main thermodynamics Page 4 / 5 Prev 1 2 3 4 5 Next Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
