Rachel measured the mass of an empty 250cm3 flask. She then filled the flask with a gas of unknown molar mass at an atmospheric pressure of 100kPa and a temperature of 27 degrees. She found that the mass of the flask and contents increased by 0.44 g. Calculate the molar mass of the gas Rachel used to fill the flask
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Rachel measured the mass of an empty 250cm3 flask. She then filled the flask with a gas of unknown m...
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