Posted by **matt** on Tuesday, November 27, 2012 at 9:24pm.

calculate number of dichlorine molecules in a 5.00ml container at 40 degrees Celsius and a pressure of 2.14 x 10^4 Pa.

- chemistry -
**DrBob222**, Tuesday, November 27, 2012 at 10:00pm
Use PV = nRT and calculate n = number of mols.

I would use P in atm and volume in L. T must be in kelvin. Then you know that 1 mol contains 6.02E23 molecules; therefore xx mol will contain ?? molecules.

- chemistry -
**matt**, Tuesday, November 27, 2012 at 10:29pm
how do i convert Pa to atm?

- chemistry -
**DrBob222**, Wednesday, November 28, 2012 at 12:19am
1 atm = 101.325 kPa

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