1.

The temperature and pressure at which water, ice and water vapour exist together is called:(a) 0°C, 1 atm(b) 0°C, 4.7 atm(c) 2° C, 4.7 atm(d) -2° C , 4.7 atm

Answer»

(b) 0°C, 4.7 atm



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