Sunday

April 20, 2014

April 20, 2014

Posted by **Steffani** on Tuesday, December 6, 2011 at 1:44pm.

Calculate the number of molecules in a deep breath of air whose volume is 2.30 Liters at body temperature, 36 degrees Celcius, and a pressure of 740 torr .

- Chemistry -
**DrBob222**, Tuesday, December 6, 2011 at 5:28pmNote the correct spelling of celsius.

Use PV = nRT and solve for n = number of moles. Then n = grams/molar mass and solve for grams.

Do the same for the second part, solve for n = number of moles. Then convert moles to # molecules remembering that there are 6.02E23 molecules in 1 mole.

- Chemistry -
**Lindsay**, Saturday, May 11, 2013 at 3:30pm0.089g

**Related Questions**

science - Calculate the number of molecules in a deep breath of air whose volume...

math - an adult whale weighs 120 tons. a baby blue whale weighs 1/40 of the ...

math - The polynomial 0.041h-0.018a-2.69 can be used to estimate the lung ...

algebra - Lunc Capacity: The polynomial 0.041h-0.018A-2.69 can be used to ...

algebra - the polynomial 0.041h - 0.018a - 2.69 can be used to estimate the lung...

algebra - The polynormial 0.041h-0.018a-2.69 can be used to estimate the lung ...

algebra - The polynormial 0.041h-0.018a-2.69 can be used to estimate the lung ...

math am i right? - the polynomial 0.041h - 0.018a - 2.69 can be used to ...

Biology - In a lab on lung capacity where lung volumes (Tidal Volume, Expiratory...

Biology - In a lab on lung capacity where lung volumes (Tidal Volume, Expiratory...