'n' moles of an ideal gas at temperature ‘T’ occupy ‘V’ litres of volume, exerting a pressure of ‘p’ atmospheres. What is its concentration in mole lit^(-1) (R = gas constant)

'n' moles of an ideal gas at temperature ‘T’ occupy ‘V’ litres

1.	'n' moles of an ideal gas at temperature ‘T’ occupy ‘V’ litres of volume, exerting a pressure of ‘p’ atmospheres. What is its concentration in mole lit^(-1) (R = gas constant)
Answer» <P>`(RT)/(R)` `P/(RT)` `(RT)/(P)` `(R)/(RT)` ANSWER :B