Which of the following statements explains why CO2 sublimates instead of melts at atmospheric pressure? a. the chemical potentials of gaseous CO2and liquid CO2 become equal  b. the chemical potential of liquid CO2is greater than the chemical potential of gaseous CO2 under these conditions c. liquid CO2and gaseous

Q: QUESTION 37 Which one of the following processes is not disordering and not endothermic at 1 atm? a.…

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Q: Consider the ionization of nitrous acid at 25 °C:             HNO2(aq)       H+(aq) + NO2 –(aq)…

A: Using the relation ΔG= -2.303RTlogKeqm we can find value of Keqm.

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A: Given information: Initial temperature(T1) = 298 K Final temperature(T2) = 490 K Kp1 = 1.8 ΔHrxno =…

Q: Calculate ΔS per mole for the melting of CH3OH at  −97°C,  ΔHfus = 3.2 kJ/mol.

A: The free energy change expression is written below.

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A: The molar entropy in terms of micro-state is given as :

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A: Given reaction and information,       H2(g) + I2(g) → 2HI (g)           K=794

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Q: For the following reaction, N₂O(g) + ¹/2 O₂(g) = 2 NO(g) Calculate the equilibrium constant at 298 K…

A: Given ,

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A: Answer: c.  7.93×10^-5

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A: The value of equilibrium constant, K is a measure of the extent of the equation.

Q: Explain the various phenomenon in a crystal that contribute to increase in entropy.

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A: Given, C(s) + ½ O2(g)  ➜  CO(g) + 26.4 kJ we need to describe the reaction

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A:

Q: Consider a mixture of 75.00 g water at room temperature 23.0 0C and 25.0 g water at 95.0 0C.…

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Q: Determine AG° for 2 NO2(g) – N2O4(g) at 25°C. Substance AG† (kJ/mol) NO2 (g) 51.3 N2O4 (g) 97.8

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Q: Question #70 i-iii please

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Q: 2 H2S(g) + SO2 (g) 3 S rhombic (s) + 2 H2O(g) A. Using the following data, calculate ΔG° for the…

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Q: For the reaction:                       SO3 (g)  →  SO2 (g)  +  1/2 O2 (g)         the ΔHo is…

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Q: 3. The equilibrium constant for the reaction: 250:(8) + O:(8) = 250,(8) is 2.8 x 10' at 25.0°C. a.…

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A: Given 1) Pressure = 110 kPa Volume = 13 L Temperature = 21°C 2) Mass of CH4 = 919 g

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Q: pick the substance and conditions which should have the higher entropy. a)water at 0K b) water at 0C

A: a)water at 0K b) water at 0C

Q: For the reaction:                       SO3 (g)  →  SO2 (g)  +  1/2 O2 (g)         the ΔHo is…

A: For the given reaction, standard Gibbs's free energy is calculated as shown in equation (1).…

Q: 3. A reaction has a standard free energy change (G⁰) of -21.6 kJ/mol at 25 ⁰C. a. Is this reaction…

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A: For each reaction, we first need to write the balanced equation:a. 2I-(aq) + Hg2+(aq) → I2(s) +…