fa gaseous substance A is introduced into an initially evacuated flask at 25Â°C, the pressure is tound doen added to it at the same temperature and pressure. The final pressure1 atm. 3 g ofanothes found to be 1.5 atm. Assuming ideal gas behavior, calculate the ratio of molecular weights of A and B.r substance B is th

fa gaseous substance A is introduced into an initially evacuated flask

1.	fa gaseous substance A is introduced into an initially evacuated flask at 25Â°C, the pressure is tound doen added to it at the same temperature and pressure. The final pressure1 atm. 3 g ofanothes found to be 1.5 atm. Assuming ideal gas behavior, calculate the ratio of molecular weights of A and B.r substance B is th
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