3.12 g of oxygen is adsorbed on 1.2 g of Platinum metal. The volume of oxygen adsorbed per gram of the adsorbent at 1 atm and 300 K in L is_______.[R=0.0821 L atm K−1mol−1 ]
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answer is 2.
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Detailed Solution
Using the data apply the equation PV=nRT, the volume obtained is 2.4 L. From the data it is clear that Pt is 1.2g, then for 1g is how much, we get 2.