anonymous
  • anonymous
How much heat is necessary to melt 56.72 grams of substance Y from solid phase at 15 degrees Celsius to liquid at the same temperature? Melting point of substance Y = 15 degrees Celsius; ∆Hvaporization = 2.83 J/mol; ∆Hfusion = 5.51 J/mol; MWsubstance y = 14.77 g/mol. 21.2 J 3.13 x 102 J 10.9 J 161 J
Chemistry
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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JoannaBlackwelder
  • JoannaBlackwelder
|dw:1440186143360:dw| This is the overall idea of adding energy from the solid phase to the gas phase. Any ideas about where we are on the graph for this problem?
anonymous
  • anonymous
Would it be the third one? @joannablackwelder
JoannaBlackwelder
  • JoannaBlackwelder
How do you get that one?

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