rRisti3neproftb rRisti3neproftb
  • 23-02-2017
  • Chemistry
contestada

A flask contains 0.450 mol of liquid bromine, br2. determine the number of bromine molecules present in the flask.

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Kpeezy
Kpeezy Kpeezy
  • 23-02-2017

So number molecules in the sample = moles x 6.022x10^23 molecules/mole 
= 0.450 mol x 6.022x10^23 
= 2.71x10^23 molecules


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