chem please help?

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Normal melting point: 658 C
Normal boiling point: 2467 C
Heat fusion: 3.95 Kj/g
Heat of vaporization: 10.52 KJ/g
Specific heat of solid: 0.902 J/G C

How many energy must be applied to 12 moles of solid aluminum a 72 C to a liquid at 658 C?

2007-05-07 20:16:11 · 1 answers · asked by kevin 1 in Science & Mathematics ➔ Chemistry

1 answers

12*27*(658-72)*0.902 + 12*27*3.95

= 1 451 057.33 J

2007-05-07 23:11:13 · answer #1 · answered by ag_iitkgp 7 · 0⤊ 0⤋