AP EAMCET Engineering 24 Apr 2017 Shift 1 Paper

Section: Chemistry

Question : 126 of 160

Marks: +1, -0

When 2g of a gaseous substance A is introduced into an initially evacuated flask at 25°C, the pressure is found to be latm. 3g of another gaseous substance B is added to it at the same temperature and pressure. The final pressure is found to be 1.5 atm. Assuming ideal gas behaviour; the ratio of molar masses of A and B is :

1 : 3
3 : 1
2 : 3
3 : 2

Validate

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