melting point

Q: The enthalpy of vaporization (∆H°vap) of water is 44.0 kJ/mol. If the equilibrium constant for water…

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Q: The reaction 3 O2(g)   - 2 O3 (g) has ΔH = +285 kJ/mol. Does the equilibrium constant for the…

A: When a reaction proceeds, the reactants convert to products. The amounts of reactants decrease with…

Q: For the reaction below, the DH° = -113.1 kJ/ %3D mol and DS° = -145.3 J/K-mol. Calculate the…

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Q: Ammonia reacts with water in liquid ammonia solution according to the equation: NH3(g) + H2O ⇌ NH4+…

A: Spontaneity of a chemical reaction can be expressed in terms of Gibbs free energy change. Write the…

Q: 9.91 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70 °C.…

A: Please find your solution below : Enthalpy of dissolution is defined as the change in enthalpy…

Q: The value of AG° at 261.0 °C for the formation of phosphorous trichloride from its constituent…

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Q: The value of Kp for the reaction 2 A(g) + B(g) + 3 C(g) → 2 D(g) + E(g) is 19350 at a particular…

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Q: 8.56 g of MgSO4 is placed into 100.0 mL of water. The water's temperature increases by 6.70 °C.…

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Q: Consider the reaction in the Haber process 3H2 (g) + N2 (g) → 2NH3 (g)where delta H° = -91.8 kJ/mol…

A: ΔH0 = -91.8 KJ/mol ΔS0 = -197 J/mol.K        = -0.197 KJ/mol.K T= 25.0 oC = (25.0+273) K = 298 K

Q: Hydrogen chloride is formed by the reaction of hydrogen and chlorine gases. For the reaction at…

A: B) It will shift in the reverse direction and be reactant-favored until equilibrium is…

Q: Consider the reaction below. If delta H= -720.44 kj/mol and delta S = -263.58J/nolK, at what…

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Q: The decomposition of a generic diatomic element in its standard state is represented by the equation…

A: Free energy is related to the equilibrium constant as  ∆G = -RTlnK given, ∆G = 4.78 kJ ,    T = 2000…

Q: 6.41 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

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Q: 10.01 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: Given data: 10.01 g of MgSO₄ 100.0 mL of water density of the water is 1.00 g/mL specific heat of…

Q: Hydrogen peroxide (H,O2) decomposes according to the equation H,O,(1) → H,O() + (1/2)0,(g).…

A: We have to calculate the Kp for the reaction.

Q: The vapor pressure of Benzen is its vapor pressure at 20.0 °C (AH 80.1 °C in 1 atm. Calculate for…

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Q: 9.71 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: Here we are required to  find the Enthalpy of dissolution of MgSO4.

Q: 8.11 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70 °C.…

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Q: 18.61 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: The heat evolved in the dissolution of MgSO4 is being used by the solution to rise its temperature.…

Q: 10.71 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: density is defined as the mass of an object upon the volume of spaced occupied density d = mass of…

Q: 3.61 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

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Q: 8.06 g of M9SO4 is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: Given : Volume of water = 100.0 mL  And mass of MgSO4 dissolved = 8.06 g Molar mass of MgSO4 =…

Q: 5.21 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: In order to increase one unit temperature of a substance, the amount of energy supplied in the form…

Q: The ΔHvap of a certain compound is 46.73 kJ·mol−1 and its ΔSvap is 64.96 J·mol−1·K−1. What is the…

A: The relationship between the ΔHvap and ΔSvap and T is given as  ΔHvap / T = ΔSvap  where T = boiling…

Q: 5.21 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: The enthalpy change during dissolution is equal to the heat absorbed by the solution.…

Q: 3.56 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70 °C.…

A: Heat absorbed by the solution is given by: q = mCv∆T Where, q = heat absorbed m = mass of the…

Q: 3.76 g of MgSO4 is placed into 100.0 mL of water. The water's temperature increases by 6.70 °C.…

A: Heat absorbed by the solution is given by: q = mCv∆T Where, q = heat absorbed m = mass of the…

Q: What is AG for the reaction l2(g) → 2 I(g) at 25.0 °C if K = 6.1 x 10-2²? (R = 8.314 J/mol.K)

A: The given reaction is as follows:          I2(g) → 2I(g) The value of equilibrium constant, K =…

Q: 4.71 g of M9SO4 is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: Since the temperature of water is increased, heat is released by the dissolution reaction of…

Q: Consider the reaction in the Haber process 3H2 (g) + N2 (g) → 2NH3 (g)where delta H° = -91.8 kJ/mol…

A: The equilibrium constant K is related to standard free energy change ΔG0 by the relation  ΔG0…

Q: 4.06 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: Enthalpy of reaction is determine by change in enthalpy of product and reactant. Enthalpy of…

Q: 5.61 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.70°C.…

A: To increase one unit of temperature of a subsyance. The amount of energy supplied in the form of…