How many grams of CO gas are there in a 5.00-L cylinder at 4.00 × 10³ mm Hg and 23°C? A)15.2 g B)29.9 g C)389 g D)2.30 × 10⁴ g

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Quizplus · Accepted Answer

To find the mass of CO gas, use the ideal gas law PV = nRT. Convert pressure to atm (4.00 × 10^3 mm Hg = 5.26 atm) and temperature to Kelvin (23°C = 296 K). Calculate moles (n = PV/RT) and then multiply by the molar mass of CO (28.01 g/mol) to find the mass.

How Many Grams of CO Gas Are There in a 5.00-L