posted by irfan .
1.A scuba diver's tank contains 0.29 kg of O2 compressed into a volume of 2.3 L.
a)Calculate the gas pressure inside the tank when the temperature is 9oC.
b)calculate the volume of oxygen if the temperature is 26oC and the pressure is 0.095 atm.
somebody..plz help me...tq
a. Use PV = nRT. Don't forget T is in kelvin. n O2 = grams/molar mass
b. use PV = nRT