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gas

has no definate shape or volume

liquid

matter that has a definate volume but no definate shape

gas particals

forces of attraction are weak among.....

solid

forces of attraction limit the motion of pariticals most in a......

pressure

a force distibruted over an area

gas pressure

collisions of helium atoms and the walls of a closed container cause.....

gas

tempurature, volume, and number of particals affect the pressure of an enclosed.......

pressure

increasing the number of particals will increase the... of a gas

Charles's

law that states that the volume of a gas is directly proportional to its temperature

Boyle's

law that states that the volume of a gas is inversely proportional to its pressure if the temperature and number of particles are constant

phase change;physical change

water changing from a solid to a liquid is an example of a.... that is also a....

same

during a phase change, the temperature of the substance remains...

orderly

the arrangment of water particals becomes more... during freezing

fixed positions

when ice melts, water molecles move from their...

sublimation

the phase change in which a substance changes from a solid to a gas or vapor without changing to a liquid first is.....

desposition

phase change in which a substance changes from a gas directly to a solid is.....

P 1 V 1 = P 2 V 2

Equation....

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