Gas. It takes extreme cold and pressure to change its state to liquid.
GaS
Gas
Um.. Me too its on my homework too! Its says cost =______for ______ so please help me too!
The normal phase would be 1.op=9
Atomic mass of hydrogen is 1.00794
Hydrogen is first element of the periodic table.
It is in gaseous phase and denoted by the symbol H.
It is in gaseous phase and denoted by the symbol H.