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प्रश्न
A sample of water under study was found to boil at 102°C at normal temperature and pressure. Is the water pure? Will this water freeze at 0°C? Comment.
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उत्तर
The sample of water boils at a higher temperature which shows that water is not pure. Due to impurities present in it water boils at a higher temperature. This water will freeze below 0°C.
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| Time (in minute) | Temperature (in °C) |
| 0 | 20 |
| 1 | 30 |
| 2 | 40 |
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| 4 | 60 |
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| 6 | 80 |
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| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
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