Which of the statements are evidence that gases do not always behave ideally? it is impossible to compress a gas enough so that it takes up no volume. when two gases are mixed, they follow dalton's law of partial pressures. co2 gas becomes dry ice (solid co2) at 1 atm and - 78.5∘c. at 4 k and 1 atm, helium is a liquid?

Question

Judith French

Chemistry

20 August, 18:19

Which of the statements are evidence that gases do not always behave ideally? it is impossible to compress a gas enough so that it takes up no volume. when two gases are mixed, they follow dalton's law of partial pressures. co2 gas becomes dry ice (solid co2) at 1 atm and - 78.5∘c. at 4 k and 1 atm, helium is a liquid?

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Kenyon Castro · Answer 1

A, C and D. Explanation: Ideal gas law states that the mass of the gas is negligible compared to the volume of the container (negating D), and there are no inter-particle attractions (A&C). So when the gas is not ideal, it will attract other molecules and form liquids and solids.