Ideal Gas Law Gas Stoichiometry Ideal Gas Law
![Ideal Gas Law & Gas Stoichiometry Ideal Gas Law & Gas Stoichiometry](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-1.jpg)
![Ideal Gas Law • • • PV=n. RT P = Pressure (atm) V = Ideal Gas Law • • • PV=n. RT P = Pressure (atm) V =](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-2.jpg)
![PV = n. RT • Calculate the number of moles of a gas contained PV = n. RT • Calculate the number of moles of a gas contained](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-3.jpg)
![Example Dinitrogen monoxide (N 2 O), laughing gas, is used by dentists as an Example Dinitrogen monoxide (N 2 O), laughing gas, is used by dentists as an](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-4.jpg)
![Permutations of the Ideal Gas Law • • • PV = m. RT M Permutations of the Ideal Gas Law • • • PV = m. RT M](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-5.jpg)
![Example • What is the pressure 2. 0 g of nitrogen gas in a Example • What is the pressure 2. 0 g of nitrogen gas in a](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-6.jpg)
![Permutations of the Ideal Gas Law • • • P = DRT M P Permutations of the Ideal Gas Law • • • P = DRT M P](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-7.jpg)
![Example • What is the molar mass of a gas that has a density Example • What is the molar mass of a gas that has a density](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-8.jpg)
![Avogadro’s Principle • _________– equal volumes of gases at equal temperature and pressure contain Avogadro’s Principle • _________– equal volumes of gases at equal temperature and pressure contain](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-9.jpg)
![Example • Calculate the volume 0. 881 mol of a gas will occupy at Example • Calculate the volume 0. 881 mol of a gas will occupy at](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-10.jpg)
![Example • Calculate the volume that 2. 000 kg of methane would occupy at Example • Calculate the volume that 2. 000 kg of methane would occupy at](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-11.jpg)
- Slides: 11
![Ideal Gas Law Gas Stoichiometry Ideal Gas Law & Gas Stoichiometry](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-1.jpg)
Ideal Gas Law & Gas Stoichiometry
![Ideal Gas Law PVn RT P Pressure atm V Ideal Gas Law • • • PV=n. RT P = Pressure (atm) V =](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-2.jpg)
Ideal Gas Law • • • PV=n. RT P = Pressure (atm) V = Volume (L) T = Temperature (K) n = number of moles R = 0. 0821 L atm / mol K
![PV n RT Calculate the number of moles of a gas contained PV = n. RT • Calculate the number of moles of a gas contained](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-3.jpg)
PV = n. RT • Calculate the number of moles of a gas contained in a 3. 0 L vessel at 300. 0 K with a pressure of 1. 50 atm
![Example Dinitrogen monoxide N 2 O laughing gas is used by dentists as an Example Dinitrogen monoxide (N 2 O), laughing gas, is used by dentists as an](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-4.jpg)
Example Dinitrogen monoxide (N 2 O), laughing gas, is used by dentists as an anesthetic. If 2. 86 mol of gas occupies a 20. 0 L tank at 23°C, what is the pressure (mm. Hg) in the tank in the dentist office? Note: 1 atm = 760 mm Hg
![Permutations of the Ideal Gas Law PV m RT M Permutations of the Ideal Gas Law • • • PV = m. RT M](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-5.jpg)
Permutations of the Ideal Gas Law • • • PV = m. RT M P = Pressure (atm) V = volume (L) m = mass of the gas (g) R = 0. 0821 L atm / mol K T = Temperature (K) M = molecular mass
![Example What is the pressure 2 0 g of nitrogen gas in a Example • What is the pressure 2. 0 g of nitrogen gas in a](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-6.jpg)
Example • What is the pressure 2. 0 g of nitrogen gas in a 5. 0 L container at 300. 0 K?
![Permutations of the Ideal Gas Law P DRT M P Permutations of the Ideal Gas Law • • • P = DRT M P](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-7.jpg)
Permutations of the Ideal Gas Law • • • P = DRT M P = pressure (atm) D = density (g/L) R = 0. 0821 L atm / mol K T = temperature (K) M = molecular mass
![Example What is the molar mass of a gas that has a density Example • What is the molar mass of a gas that has a density](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-8.jpg)
Example • What is the molar mass of a gas that has a density of 1. 40 g/L at STP? § NOTE – STP is standard temperature and pressure § At STP temperature is 273 K and pressure is 1. 00 atm
![Avogadros Principle equal volumes of gases at equal temperature and pressure contain Avogadro’s Principle • _________– equal volumes of gases at equal temperature and pressure contain](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-9.jpg)
Avogadro’s Principle • _________– equal volumes of gases at equal temperature and pressure contain the same number of particles � • ________– the volume of gas that 1 mole of a substance occupies at STP • At STP 1 mol of a gas = ______ • New conversion factor at STP ONLY! 1 mol 22. 4 L
![Example Calculate the volume 0 881 mol of a gas will occupy at Example • Calculate the volume 0. 881 mol of a gas will occupy at](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-10.jpg)
Example • Calculate the volume 0. 881 mol of a gas will occupy at STP.
![Example Calculate the volume that 2 000 kg of methane would occupy at Example • Calculate the volume that 2. 000 kg of methane would occupy at](https://slidetodoc.com/presentation_image_h/1ffc42cb0efab96dc84cd225144d3202/image-11.jpg)
Example • Calculate the volume that 2. 000 kg of methane would occupy at STP.