80. Solving a chemistry problem
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80. Solving a chemistry problem
2. Determine the amount of heat required to isobarically heat from 150 to 1769 C and melt 1.1 kg of platinum, if tmelt Pt = 1769 C and molar heat of melting ΔHmelt = 19.7 kJ / mol. Dependences of the true molar heat capacity of solid Pt on temperature, expressed by an equation of the form:
Cp \u003d a BT c´ / T2 take from the reference book.
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