Waec Model Questions Vol1 2024 Chemistry Question 6
Practice essay / theory question 6 from the 2024 Waec Model Questions Vol1 Chemistry examination. This question covers States of Matter, Specific heat capacity, Latent heat, Heating curves .
A pure substance X has a melting point of 150 °C and a boiling point of 300 °C at 1 atm. Its specific heat capacities are 0.50 J g⁻¹ K⁻¹ (solid) and 0.80 J g⁻¹ K⁻¹ (liquid). The latent heat of fusion is 60 kJ kg⁻¹ and the latent heat of vaporisation is 150 kJ kg⁻¹. A 200 g sample of X is initially at 25 °C and is heated at constant pressure. Answer the following:
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This is Waec Model Questions Vol1 2024 Chemistry Question 6. It is one of the essay questions from the 2024 Waec Model Questions Vol1 Chemistry examination.
The question covers States of Matter, Specific heat capacity, Latent heat, Heating curves .
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