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What is the mass (in grams) of 10.00 L of propane vapor (C3H8) at STP?

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The mass (in grams) of 10.00 L of propane vapor (C3H8) at STP is 19.668 g

One mole of gas requires 22.4 L of space at STP.

Moles of C3H8 = 10.0L/22.4L = 0.446 mol

Mass of C3H8 = 0.446×44.1 = 19.668 g

  • STP, or standard temperature pressure, refers to the nominal atmospheric conditions at sea level.
  • The temperatures and pressures are 0 degrees Celsius and 1 atmosphere, respectively.
  • In addition to other professionals, the STP value is crucial for physicists, chemists, engineers, pilots, and navigators.
  • STP in chemistry is the abbreviation for Standard Temperature and Pressure. STP is most frequently employed for doing calculations for gases.

To learn more about STP visit:

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