3. The three-phase point of water is a temperature and pressure condition under which water, ice and steam can coexist. The corresponding temperature is 0.01℃. Under this temperature, the external pressure of water is（ ）
A: 101.325kPa
B: 0.6106kPa
C: 100kPa
D: 1000kPa
A: 101.325kPa
B: 0.6106kPa
C: 100kPa
D: 1000kPa
举一反三
- Water evaporates or steam condenses at the saturation temperature, which depends upon the pressure, the higher the pressure _____ the saturation temperature. A: the more B: the highe C: the lowe D: the highest
- The freezeing point is the temperature water changes into ice A: at which B: on that C: in which D: of what
- If the temperature is below 0℃, the water will turn into _____ in the open air. A: ice B: steam C: fog D: rain
- The freezing point is the temperature _____water turns into ice.
- The water used in the ship's sanitation system is generally _____. A: low temperature fresh water B: high temperature fresh water C: water produced by water generator D: seawater