Multiple ChoicePredict how the entropy of the substance is affected in the following processes:CH4 (g, 125°C) → CH4 (g, 200°C)191views1rank
Textbook QuestionDoes entropy increase or decrease in the following processes? 2 SO2(g) + O2(g) → 2 SO3(g)289views
Textbook QuestionDoes entropy increase or decrease in the following processes? Polymeric complex carbohydrates are metabolized by the body, converted into smaller simple sugars.186views
Textbook QuestionWhich of the following processes results in an increase in entropy of the system? a. A drop of ink spreading out when it is placed in water b. Steam condensing into drops on windows c. Constructing a building from loose bricks282views
Textbook QuestionFor each of the following processes, specify whether entropy increases or decreases. Explain each of your answers. Assembling a jigsaw puzzle279views
Textbook QuestionFor the reaction NaCl(s) →^(water) Na +(aq) + Cl -(aq), ∆H = +1 kcal/mol (+4.184 kJ/mol) Does entropy increase or decrease in this process?211views
Textbook QuestionFor the reaction 2 Hg(l) O2 → 2HgO(s), ∆H = -43 kcal/mol (-180 kJ/mol). Does entropy increase or decrease in this process? Explain.179views
Textbook QuestionThe following reaction is used in the industrial synthesis of polyvinyl chloride (PVC) polymer: Cl2(g) + H2C=CH2(g) → ClCH2CH2Cl(l) ∆H = -52kcal/mol (-218 kJ/mol) Is ∆S positive or negative for this process?226views
Multiple ChoicePRACTICE: Which reaction is most likely to have a positive ∆S of system?a) SiO2 (s) + 3 C (s) → SiC (s) + 2 CO (g)b) 6 CO2 (g) + 6 H2O (g) → C6H12O6 (s) + 6 O2 (g)c) CO (g) + Cl2 (g) → COCl2 (g)d) 3 NO2 (g) + H2O (l) → 2 HNO3 (l) + NO (g)30views
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