Heat or cool it.
It is a gas.
Gas.
Matter causes a change in state
Xenon is a noble gas and an element and thus single phase
Xenon is a gas.
Xenon is found in bright fluorescent lights. Xenon is a liquid.
It is a gas.
Under standard conditions it is a gas.
Gas.
Xenon is a gas in its natural state.
It is an element.
Iodine is naturally found in solid form.
Matter causes a change in state
The state of matter remain unchanged.
The change in which no new kinds of matter are formed but the size, shape or state of the matter may change is known as a physical change.
no physical change does not change matter
no physical change does not change matter