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  • Calculating Unknown Gas Partial Pressure Using Dalton's Law
    Here's how to find the partial pressure of the other gas:

    Dalton's Law of Partial Pressures

    Dalton's Law states that the total pressure of a mixture of gases is equal to the sum of the partial pressures of the individual gases.

    Formula:

    Ptotal = P1 + P2 + ... + Pn

    Where:

    * Ptotal is the total pressure of the mixture

    * P1, P2, ... Pn are the partial pressures of each individual gas

    Calculation:

    1. Identify the known values:

    * Ptotal = 5.7 ATM

    * P1 = 4.1 ATM (partial pressure of one gas)

    2. Let P2 represent the partial pressure of the other gas.

    3. Apply Dalton's Law:

    5.7 ATM = 4.1 ATM + P2

    4. Solve for P2:

    P2 = 5.7 ATM - 4.1 ATM = 1.6 ATM

    Answer: The partial pressure of the other gas is 1.6 ATM.

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