Question

Define triple point​

Answer 1

Answer..

the temperature and pressure at which the solid, liquid, and vapour phases of a pure substance can coexist in equilibrium.

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Answer 2

.Triple point is the temperature at which a substance can exist in all the states of matter i.e. in solid, liquid, gaseous state.

Example :-

• the triple point of water is 0.01°C which means that at that temperature water can exist as ice, water and water vapour