In a closed system, if a gas is transported to a container with double the volume of the previous container, the gas was held in, what is the gases' new volume
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If it goes from a volume of x, then when the volume is doubled it will go to a volume of 2x. If you meant what happens to the pressure, then the pressure halves as volume doubles due to Boyle's law.

Answer///an early form of the atomic theory; dalton atomic theory;