Question

The temperature at triple point of water is:

• A. 373.16 K
• B. 273.16° F
• C. 273.16 K
• D. 273.16 J

Answer 1

The correct option is C

273.16 K

The triple point of a substance is the temperature and pressure at which the three phases (gas, liquid, and solid) of that substance coexist in equilibrium. The temperature at triple point of water is 273.16 K.