Question

What is the phase of water at 0.25 atm and 0°C?Pressure (atm)1-0.5-0.25-0Ice(solid)-10A. GasB. Solid and liquidC. Solid and gasWater(liquid)Water vapor(gas)100Temperature (°C)0.01

Answer 1

Answer

B

Explanation

At 0.25atm and 0 degrees celsius, water could exist as a liquid, as a solid, or as both. At this pressure and temperature, water can either melt or freeze.