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13. How many moles of gas occupy 98 L at a pressure of 2.8 atmospheres and a temperature of 292 K?
13. How many moles of gas occupy 98 L at a pressure of 2.8 atmospheres and a temperature of 292 K?
===Answer===
P*V=n*R*T
n=p*v/%gas*t
n:=((p<>atm)*(v<>l))/(%gas*(t<>K))
n(2.8,98,298)<>moles = 0.11
14. Following is precipitation data
14. Following is precipitation data