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What type of reaction accompanied by heat liberations?
non-spntaneous
spontaneous
endothermic
exothermic
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- Calculate G for the dissolution of both sodium chloride and silver chloride using data from Appendix E. Explain how the values you obtain relate to the solubility rules for these substances.Some say that the job of an engineer is to fight nature and the tendencies of entropy. (a) Does this statement seem accurate in any way? (b) How can any engineering design create order without violating the second law of thermodynamics?Which reaction occurs with the greater increase in entropy? Explain your reasoning. (a) 2H2O(l)2H2(g)+O2(g) (b) C(s)+O2(g)CO2(g)
- Example of a reaction with the requirements of the photoDraw a dashed line to show the effect of adding a catalyst to the system which decreases EA by 20 kJ. Name 4 things that speed up a reaction:during a spontaneous chemical reaction, it is found that the delta Ssys is less than 0 what does this mean for delta Ssurr, and delta S sys (how does it affect magnitude and what not ?
- Given the following data 2ClF(g) + O2(g) ----> Cl2O(g) + F2O(g) Δ H = 167.4 kJ 2ClF3(g) + 2O2(g) ----> Cl2O(g) + 3F2O(g) Δ H = 341.4 kJ 2F2(g) + O2(g) ----> 2F2O(g) Δ H = –43.4 kJ Calculate Δ Hfor the reaction: ClF(g) + F2(g) -----> ClF3(g) -108.7 kJ 465 kJ 217.4 kJ 232.7 kJ -217.4 kJEnumerate atleast three examples each for a spotaneous reaction and a nonspontaneous reactionCH3OH(g)⇌CO(g)+2H2(g)CH3OH(g)⇌CO(g)+2H2(g) (Note that ΔG∘f,CH3OH(g)=−162.3kJ/molΔGf,CH3OH(g)∘=−162.3kJ/mol and ΔG∘f,CO(g)=−137.2kJ/molΔGf,CO(g)∘=−137.2kJ/mol.) Calculate ΔGΔG for this reaction at 25 ∘C∘C under the following conditions: PCH3OH = .865atm PCO= 0.145atm PH2= 0.200atm
- Using the tabulated thermodynamic data, calculate the ΔGo for these reaction: d) Cl2(g) + 2 NO (g) ----> 2 NOCl(g) e) SiCl4 (g) ----> Si(s) + 2 Cl2 (g) Tabulated thermodynamic data can be accessed here: https://owl.oit.umass.edu/departments/Chemistry/appendix/thermodynamic.htmlDetermine DG0 for the reaction:2CO(g) + 2H2(g) ---> CO2(g) + CH4(g)DH0 = -247.3 kJ/mol DS0 = -256.5 J/mol KYou are a chemical engineer working in a pharmaceutical manufacturing plant.You’ve been tasked with scaling up the synthesis of a potential drug candidate.From previous studies, you know the following information about reaction takingplace:ΔHoreaction = -112.2kJΔS = -15.26JK-1mol-1ΔG = -18.81kJ Discuss the meaning of each term/value and what this tells you aboutthe nature of the reaction