Density of Water: Does Cooling Below 0°C Affect It?

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SUMMARY

The density of water reaches its maximum at 3.98°C, and cooling water below 0°C does not increase its density beyond this point. As temperature decreases, the density of water will decrease until it freezes at 0°C, unless pressure is adjusted. The discussion confirms that no temperature below 3.98°C can yield a higher density than at this optimal temperature.

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umair20
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we know that density of water is maximum at 3.98°C but when it is cooled below 0°C, will its density decrease by decreasing temperature and will there be a temperature at which its will be higher than that at 3.98°C...?
 
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the density of water is maximum at 3.98°C... so that clearly states that there can be no other temperature at which the density will be more than that! and yeah it's density will decrease if you decrease (or increase) temperature. but then again, water will freeze at 0°C, unless you regulate the pressure accordingly.
 

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