The molar mass of a volatile substance was determined by
the Dumas-bulb method described in Exercise 10.53. The
unknown vapor had a mass of 2.55 g; the volume of the
bulb was 500 mL, pressure 101.33 kPa, and temperature
37 °C.Calculate the molar mass of the unknown vapor.
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Master The Ideal Gas Law: Molar Mass with a bite sized video explanation from Jules Bruno