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15 March, 13:57

A lightbulb filled with argon gas has a volume of 75 milliliters at STP. How many moles of argon gas does the lightbulb contain?

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Answers (2)
  1. 15 March, 14:30
    0
    Volume of gas at STP = 75mL = 75 x 10⁻³L

    Number of moles of Ar gas = ?

    Note: 1L = 1dm³

    Number of moles = volume occupied/22.4

    Number of moles = 0.075 / 22. 4

    Therefore, number of moles = 0.0034mol
  2. 15 March, 14:38
    0
    answer is 0.0033

    Explanation:

    that is correct answer on plato
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