For ethanol, C2H5OH, the heat of fusion at its normal melting point of -115 °C is 5.0 kJ/mol. The entropy change when 1.84 moles of solid C2H5OH melts at -115 °C, 1 atm is J/K.
Please check the calculations and pay attention to the unit analysis.
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For ethanol, C2H5OH, the heat of fusion at its normal melting point of -115 °C is...
17.3 #2 For ethanol, C2H5OH, the heat of fusion at its normal melting point of -115 °C is 5.0 kJ/mol. The entropy change when 1.51 moles of liquid C2H5OH freezes at -115 °C, 1 atm is ______ J/K.
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For bismuth, Bi, the heat of fusion at its normal melting point of 271 °C is 11.0 kJ/mol. The entropy change when 2.45 moles of solid Bi melts at 271 °C, 1 atm is J/K. For magnesium, Mg, the heat of fusion at its normal melting point of 649 °C is 9.0 kJ/mol. The entropy change when 1.72 moles of liquid Mg freezes at 649 °C, 1 atm is J/K
For copper, Cu, the heat of fusion at its normal melting point of 1083 °C is 13.0 kJ/mol. The entropy change when 2.20 moles of solid Cu melts at 1083 °C, 1 atm is J/K
For benzene, C6H6, the heat of fusion at its normal melting point of 6 °C is 10.0 kJ/mol. The entropy change when 1.86 moles of liquid C6H6 freezes at 6 °C, 1 atm is ? J/K.
The enthalpy of fusion of cadmium at its normal melting point of 321 °C is 6.11 kJ mol? What is the entropy of fusion of cadmium at this temperature? ASfus = J mol-K-1 The molar enthalpy of fusion of solid cadmium is 6.11 kJ mol-1, and the molar entropy of fusion is 10.3 JK+mol-1. (a) Calculate the Gibbs free energy change for the melting of 1.00 mol of cadmium at 622 K. (b) Calculate the Gibbs free energy change for...
Ethanol (C2H5OH) melts at -114 ∘C and boils at 78 ∘C. The enthalpy of fusion of ethanol is 5.02 kJ/mol, and its enthalpy of vaporization is 38.56 kJ/mol. The specific heat of solid and liquid ethanol are 0.97 J/g⋅K are 2.3 J/g⋅K respectively. A) How much heat is required to convert 30.5 g of ethanol at 30 ∘C to the vapor phase at 78 ∘C? Q=______kJ B)How much heat is required to convert 30.5 g of ethanol at -167 ∘C...
The enthalpy of fusion of bismuth at its normal melting point of 271 °C is 11.0 kJ mol-1. What is the entropy of fusion of bismuth at this temperature? ΔSfus = J mol-1 K-1
For bismuth, Bi, the heat of vaporization at its normal boiling point of 1627 °C is 172.0 kJ/mol. The entropy change when 2.11 moles of Bi vapor condenses at 1627 °C, 1 atm is J/K.
For silicon, Si, the heat of vaporization at its normal boiling point of 2355 °C is 297.1 kJ/mol. The entropy change when 2.26 moles of Si vapor condenses at 2355 °C, 1 atm is J/K.
For cobalt, Co, the heat of vaporization at its normal boiling point of 3097 °C is 389.1 kJ/mol. The entropy change when 2.00 moles of liquid Co vaporizes at 3097 °C, 1 atm is J/K