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Properties of Water at Atmospheric Pressure
Understanding Water Properties
Properties of Water at Atmospheric Pressure
Water, a vital resource, exhibits unique properties at atmospheric pressure. These properties include its boiling point, density, specific heat capacity, and surface tension, among others.
Key Properties
- Boiling Point: At sea level, water boils at 100°C (212°F).
- Density: Water has a density of 1 g/cm³ at 4°C, which decreases slightly as the temperature increases.
- Specific Heat Capacity: Water has a high specific heat capacity of 4.18 J/g°C, making it an effective heat storage medium.
- Surface Tension: Water has a high surface tension due to hydrogen bonding, which allows it to form droplets and support small objects.
- Vapor Pressure: Water's vapor pressure increases with temperature, leading to evaporation.
Importance in Nature and Industry
These properties of water are crucial for various natural processes and industrial applications. For example, water's high specific heat capacity helps regulate Earth's climate, and its solvent properties are essential in chemical reactions.
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