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How does the density of water changes when : (a) it is heated from 0°C to 4°C, (b) it is heated from 4°C to 10°C ? |
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Answer» (a) Water contracts on heating from 0°C to 4°C and expands on heating above 4°C. (b) The density of water is maximum at 4°C. It decreases when it is cooled from 4°C to 0°C or it is heated above 4°C. |
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