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    Argon makes up 1% ofair (by volume). How many moles of argon is this in an area ofatmosphere of 1 km3? Assume a temperature of 298 K and apressure of 101 000 Pa.

    Could you show me your method of working out and answer please?
    Thanks
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    Pretty sure you have done ideal gas prior to given this question. If not, look it up.

    not just a matter of plugging values into the equation unfortunately, the units matter. read up on this page,
    http://www.chemguide.co.uk/physical/kt/idealgases.html
 
 
 
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