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The density of water at 40 C is 1000 kg/ m3. What is the density of water at 950C. Use β= 210x10-6 C0.

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- If 350L of carbon dioxide at 20°C and 120 kN/m2 absolute is compressed isothermally to 50L, what is the resulting pressure nearest to?How much ice at 0 0C is needed to lower the temperature of 100 g of water at 25 0C to 5 0C?The temperature of the earth’s core is equal to 37270C, what is its equivalent in Kelvin scale ?

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