Calculate the number of kJ of heat necessary to raise the temperature of 60.0 g of aluminium from
35°C to 55°C. Molar heat capacity of Al is 24 J mol–¹ K–¹
.
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Answer:
No. of moles of Al= 60 moles
27
Total energy required =n.C P.ΔT
= 60 ×24×(55−53)=0.10666kJ
27
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