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Constant external pressure needed for a given work and volume change

The same question, asked 3 times: 15 May 2023 S2*, 20 Apr 2025 S1*, 14 May 2026 S2. Every wording below, oldest first.

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  1. Question 1

    15 May 2023 S2

    87
    Find the constant external pressure required to expand a gas from 2.5 L to 4.5 L if amount of work done is 500 J at 298 K?

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  2. Question 2

    20 Apr 2025 S1

    61
    Calculate the constant external pressure required to expand 2 moles of an ideal gas from volume 15dm315dm^{3} to 20dm320dm^{3} if amount of work done is -600 J .

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  3. Question 3

    14 May 2026 S2

    6
    Calculate the constant external pressure required to compress 44 moles of an ideal gas, from volume 30 dm330\ \mathrm{dm^3} to 20 dm320\ \mathrm{dm^3} when the work obtained is 40534053 J.

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