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What pressure would be needed to fit 35.0 g of N2 gas into a 195 mL flask of 0degrees C

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MissPhiladelphia
For this question, we assume the gas is an ideal gas so that we could use a simpler equation which is the ideal gas equation. It is expressed as:

PV = nRT

P = nRT / V
P = 35/28 (0.08206) (273.15) / .195
P = 143.68 atm

Hope this answers the question. Have a nice day.