1) The statement that correctly describes the relationship between the volume of a gas and it’s temperature, in Kelvin, assuming pressure is held constant is; "The relationship is directly proportional, as temperature increases, volume increases in the same way."
2) The statement that explains the molecular changes that occur in an enclosed gas as the pressure increases and the temperature is held constant is; " an increase in pressure causes particles move closer together, decreasing the volume."
3) The pressure increases as temperature increases
4) The volume decreases as the pressure increases
5) The number of moles of each gas of each gas can be different.
According to Charles law, the volume of a given mass of gas is directly proportional to its temperature at constant pressure. Hence, for a given mass of gas, as temperature increases, the volume also increases at constant temperature.
Boyle's law states that the volume of a given mass of gas is inversely proportional to its volume at constant temperature. Hence as the pressure increases, the volume of a given mass of gas decreases.
The pressure is directly proportional to the temperature of a fixed mass of gas if other variables are held constant.
According to Avogadro's law, the volume of a given mass of gas is directly proportional to the number of moles. Hence, the number of moles of each gas of each gas can be different.
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