Most substances can exist as a solid, liquid or gas ... to the source of the ammonia because hydrogen chloride diffuses more slowly than ammonia. Gas particles move very quickly - particles ...

Some atomic gases can also behave like superfluids ... that can become a superfluid have eluded scientists. Hydrogen is typically impossible to study in liquid form—it becomes a solid at -259°C ...

Thus materials must be selected carefully to store hydrogen safely. It’s commonly stored as a compressed gas or liquid, or within solids in special metallic forms. The dimensions of Toyota’s ...

Although the three states of matter are solid, liquid, and gas, not all substances seem to fit perfectly into one of these groups. Take a look at the substance below and see if you can decide whether ...

Some atomic gases can also behave like ... a superfluid have eluded scientists. Hydrogen is typically impossible to study in liquid form—it becomes a solid at -259°C (-434°F).