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Author Question: A substance has a melting point of 20C and a heat of fusion of 3.4 104 J/kg. The boiling point is ... (Read 37 times)

charchew

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on: Oct 11, 2019
A substance has a melting point of 20°C and a heat of fusion of 3.4 × 104 J/kg. The boiling point is and the heat of vaporization is at a pressure of one atmosphere. The specific heats for the solid, liquid, and gaseous phases are 600 J/kg ∙ K (solid), 1000 J/kg ∙ K (liquid), and 400 J/kg ∙ K (gaseous). How much heat is required to raise the temperature of of this substance from to at a pressure of one atmosphere?
◦ 190 kJ
◦ 320 kJ
◦ 260 kJ
◦ 230 kJ
◦ 92 kJ
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Marked as best answer by charchew on Oct 11, 2019

reversalruiz

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Reply #1 on: Oct 11, 2019
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.
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charchew

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Reply 2 on: Oct 11, 2019
Gracias!

Mochi

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Reply 3 on: Yesterday
Excellent

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