Question

Data:

Mass of flask filled with air - 150.9425 g

Mass of flask filled with CO2 Trial 1 - 150.9775 g

Mass of flask filled with CO2 Trial 2 - 150.9805 g

Average mass flask filled with CO2 - 150.979 g

Temperature of CO2 -      296.15 K

Barometer reading -     1.0 atm

Density of water at room temp - 0.9978g/mL

Density of dry air in flask at room temp - 1.201g/L

Calculations:

Mass of water in flask -      392.85 mL

Volume of flask - _______mL

Mass of dry air in flask - _______g

Mass of empty flask - _________g

Mass of CO2 - __________g

Expiremental Molar Mass of CO2 - ________g/mol

Actual Molar Mass of CO2 - ________g/mol

Percent error - ________%

Answer 1

Ci) 31385 o 0.9778 393.78 ml This mears dhet the Volure of Plase 393.7a ml (ji) Densa, ona in task at加'm榊:1 aog ltooeme(.loeod) ddy 。 Thus, 0o0 TRus 0.413 MaBA of day an un flask 0.473g Thus Maxs o empty lask 150. 945-0.73 150.46959

liv) Mass of empty lask so. 46459 Mas, d千Coa-150.919-150.469 0.5695 V) auooml Volume ontains 1 mele of lo Volume ot iask 313.93 md 313.1a ml Volume centn C.5095 Iwk Volume Contain, Co'3=0.5095 373.9 313.9 - 30.5339 (잇. 30.sag Exhe9umental moba ma88 (vi) Actual molen mas8ofCoa- Ctaxo (vi) 69.36%