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(i) An ideal gas is compressed from an initial volume of 200 cm3 to a final volume of 80 cm3 at a constant temperature. Find

(i) An ideal gas is compressed from an initial volume of 200 cm3 to a final volume of 80 cm3 at a constant temperature. Find the initial pressure of the gas. (3 Marks)

(ii) How does the initial pressure compare to the final pressure? (2 Marks)

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