S fus = H fus/T
H fus = 5.98Kj/mole = 5980J/mole
T = -93.6+ 273 = 179.4K
S fus = H fus/T
= 5980/179.4 = 33.34J/mole-K >>>>answer
7. Bromomethane melts at-93.6 °C. If its 4usHP = 5.98 kJ/mol, determine its Δfuss®.
What is ΔSsys for a melting phase transition at 10.2 °C for a compound that melts at 10.2 °C and the ΔHsys = 5.98 kJ mol-1 for this process?
Calculate the enthalpy change when 1 kg ice melts. ΔHfusion = 6.009 kJ/mol a. 111 kJ/mol b. 223 kJ/mol c. 334 kJ/mol d. 445 kJ/mol
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1. loe melts at 0C with an enthalpy of fusion -6.01 kJ mol". An ice cube with a mass of 20.0g is placed inside an incubator at 40.0C°. Determine the total entropy change (in J/K) of this system.
Ethanol melts at 159K and boils at 351K. The enthalpy of fusion is 5.02 kJ/mol, the enthalpy of vaporization is 35.56 kJ/mol, and the molar mass is 46.07 g/mol. The specific heats of solid ethanol is 0.97 J/g-K, for liquid ethanol it is 2.3 J/g-K, and for gaseous ethanol it is 1.9 J/g-K. How much heat (kJ) is needed to convert 215 g of liquid ethanol at 160 K to gaseous ethanol at 713 K?
Calculate the enthalpy change when 1 kg ice melts. AHfusion = 6.009 kJ/mol 18. a. 111 kJ/mol b. 223 kJ/mol c. 334 kJ/mol d. 445 kJ/mol Assume that a gummy bear consists 100% of glucose, CeH12O6 (MW- 180 g/mol). A gummy bear 20. weighs 228 mg. What is the heat of reaction for the total combustion of one gummy bear in a reaction with molten potassium chlorate, KCIO,? 4 KclOs(s)+CaH12O6(s) = 4 KCI (s) + 6 CO2(g) + 6 H2O(g);...
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Using provided data, determine AG* (in kJ) for the following reaction. 2036) ++3026) AH,(kJ/mol) S /mol) Ozle) 205.0 Ole) 143 238.82 Question 11 2 pts Use the provided information to determine the equilibrium constant at 298 K for the reaction given 2NO26) N204(8) 4 AH® (kJ/mol) 5° (J/molk) NO2(g) 33.2 239.9 N2048) 9.16 304.3 Equilibrium Constant - (Select) x 10 (Select)