A 1 L flask contains 32 g `O_(2)` gas at `27^(@)C`. What mass of `O_(2)` must be released to reduce the pressure in the flask to 12.315 atm?

Question

A 1 L flask contains 32 g `O_(2)` gas at `27^(@)C`. What mass of `O_(2)` must be released to reduce the pressure in the flask to 12.315 atm?

A 1 L flask contains 32 g `O_(2)` gas at `27^(@)C`. What mass of `O_(2)` must be released to reduce the pressure in the flask to 12.315 atm?
A. 8 g
B. 16 g
C. 24 g
D. 0 g

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`pV=nRT=w/mRT`
`:.w=(pVm)/(RT)=(12.315xx1xx32)/(0.0821xx300)=16g`
`:. 0_(2)` to be released = 32 -16=16 g

4 views Answered 2023-02-05 15:29