Author Question: At 1 atm pressure the heat of sublimation of gallium is 277 kJ/mol and the heat of vaporization is ... (Read 101 times)

formula1 · **on:** Feb 15, 2020

Question 1

At 25°C the heat of fusion of aluminum is 10.6 kJ/mol and the heat of sublimation is 326.4 kJ/mol. What is the heat of vaporization of aluminum at 25°C?
◦ 315.8 kJ/mol
◦ 158.2 kJ/mol
◦ 168.5 kJ/mol
◦ 337.0 kJ/mol

Question 2

At 1 atm pressure the heat of sublimation of gallium is 277 kJ/mol and the heat of vaporization is 271 kJ/mol. How much heat is required to melt 0.500 mol of gallium at 1.00 atm pressure?
◦ 271 kJ
◦ 268 kJ
◦ 6.00 kJ
◦ 3.00 kJ

livaneabi · **Reply #1 on:** Feb 15, 2020

A FREE account is required to view all solutions!

Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.

Answer Preview

Only 25% of students answer this correctly