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Leyli:
The heat of fusion of pure silicon is 43.4 kJ/mol. How much energy would be needed to melt a 5.24-g sample of silicon at its melting point of 1693 K?
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Leyli:
8
Vocaloid:
convert 5.24g of silicon to moles from there it's just (moles of silicon)*(heat of fusion)
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