Chemistry help

Question by chloefr Reward: 500 Pond Points + 10 Knowledge Tokens Status: Answered
There is a container at 25 deg Celsius and 7.00 x 10^2 Torr holding 552 mL of gas. How many moles are in the container?



Reply from razer21 Accepted answer! User Rating:  370 Knowledge Tokens
This question uses the ideal gas law PV=nRT
http://en.wikipedia.org/wiki/Ideal_gas_law

P=700 torr * (1atm/760 torr)
V=552 mL * (1 L/1000mL)
n= ?
R= .08206
T= 25 + 273.15 K

(700/760)*(552/1000)=n*(.08206)(25+273.15)
n=.0208 moles
Reply Rating: 0    

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