Question

When can liquid water remain above 100°C?
A.)pressure must be greater than 760 mmHg
B.)pressure must be less than sea level
C.)H2O must be completely in the gas phase
D.)water cannot be heated above 100°C

Answer 1

No. At 100 degree's, the water,H\(_2\)O, which is liquid phase \(\rightarrow\) gas phase and just goes out into the atmosphere.

Answer 2

I think its C: H2O must be completely in the gas phase..