Use PV = nRT and calculate n = number of mols.
Then remember there are 6.02E23 molecules in 1 mol of anything.
Post your work if you get stuck.
Calculate the number of molecules in a deep breath of air whose volume is 2.25L at body temperature, 37 Celsius, and a pressure of 735 torr.
Answer is 5.15 x 10^22 molecules.
Help me!
2 answers
5.15×10^22