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Which oxide can be most easily decomposed to form the metal and oxygen gas? 3 years ago Jaiyush19 jee jee main thermodynamics How many molecules of ATP, undergo hydrolysis to raise the temperature of 180 kg of water which was originally at room temperature by 1°C? C{P,m} water = 75.32 J/mol/K, ΔH{P} for ATP hydrolysis = 7 kcal/mol 3 years ago Jaiyush19 jee jee main thermodynamics What is the amount of heat (in Joules) absorbed by 18 g of water initially at room temperature heated to 100°C? If 10 g of Cu is added to this water, than decrease in temperature (in Kelvin) of water was found to be? 3 years ago Jaiyush19 jee jee main thermodynamics Diborane is a potential rocket fuel which undergoes combustion according to the equation B2H6(g) + 3O2(s) → B2O3(s) + 3H2O(g) Calculate the enthalpy change for the combustion of diborane. Given 3 years ago Jaiyush19 jee jee main thermodynamics ΔG in Ag2O → 2Ag + 1/2O2 at a certain temperature is -10 kJ mol^-1. Pick the correct statement 3 years ago Jaiyush19 jee jee main thermodynamics Standard enthalpy and standard entropy changes for the oxidation of ammonia at 298 K are -382.64 kJ mol-1 and -45.6 JK^-1 mol^-1, respectively. 3 years ago Jaiyush19 jee jee main thermodynamics Standard enthalpy of combustion of CH4 is -890 kJ mol^-1 and standard enthalpy of vaporisation of water is 40.5 kJ mol^-1. The enthalpy change of the reaction 3 years ago Jaiyush19 jee jee main thermodynamics The lattice energy of solid NaCl is 180 kcal mol^-1 and enthalpy of solution is 1 kcal mol^-1. If the hydration energies of Na^+ and Cl^- ions are in the ratio 3 : 2, what is the enthalpy of hydration of sodium ion? 3 years ago Jaiyush19 jee jee main thermodynamics When 1 mole of oxalic acid is treated with excess of NaOH in dilute aqueous solution, 106 kJ of heat is liberated. Predict the enthalpy of ionisation of the acid 3 years ago Jaiyush19 jee jee main thermodynamics What is the normal boiling point of mercury? Given : ΔH°f (Hg, l) = 0; S°(Hg, l) = 77.4 J/Kmol ΔH°f (Hg, g) = 60.8 kJ/mol; S°(Hg, g) = 174.4 J/K–mol 3 years ago Jaiyush19 jee jee main thermodynamics Among the following, the intensive properties are (i) molar conductivity (ii) electromotive force (iii) resistance (iv) heat capacity 3 years ago Jaiyush19 jee jee main thermodynamics For the reaction C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(l) at constant temperature, ΔH - ΔE is 3 years ago Jaiyush19 jee jee main thermodynamics The free energy change for the following reactions are given below, C2H2(g) + 5/2O2(g) → 2CO2(g) + H2O(l); ΔG° = -1234 kJ C(s) + O2(g) → CO2(g); ΔG° = -394 kJ 3 years ago Jaiyush19 jee jee main thermodynamics The heats of neutralisation of CH3COOH, HCOOH, HCN and H2S are -13.2, -13.4, -2.9 and -3.8 kcal per equivalent respectively. Arrange the acids in increasing order of strength 3 years ago Jaiyush19 jee jee main thermodynamics A piston filled with 0.04 mol of an ideal gas expands reversibly from 50.0 mL to 375 mL at a constant temperature of 37.0ºC. As it does so, it absorbs 208 J of heat. 3 years ago Jaiyush19 jee jee main thermodynamics An ideal gas occupying a volume of 2dm^3 and a pressure of 5 bar undergoes isothermal and irreversible expansion against external pressure of 1 bar. The final volume of the system and the work involved in the process is 3 years ago Jaiyush19 jee jee main thermodynamics Temperature of 5 moles of a gas is decreased by 2K at constant pressure. Indicate the correct statement 3 years ago Jaiyush19 jee jee main thermodynamics What is the entropy change (in JK^–1 mol^–1) when one mole of ice is converted into water at 0ºC? 3 years ago Jaiyush19 jee jee main thermodynamics For which of the following process, ΔS is negative? (a) H2(g) → 2H(g) (b) 2SO3(g) → 2SO2(g) + O2(g) (c) N2(4l) + compressed → N2(2l) 3 years ago Jaiyush19 jee jee main thermodynamics For the auto-ionization of water at 25°C, H2O(l) ⇌ H^+(aq) + OH^-(aq) equilibrium constant is 10-14. What is ΔG° for the process? 3 years ago Jaiyush19 jee jee main thermodynamics Page 1 / 5 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