An Introduction to Gas Exchange Lecturer: Sally Osborne‚ Ph.D. Department of Cellular & Physiological Sciences Email: sosborne@interchange.ubc.ca Useful link: www.sallyosborne.com Required Reading: Respiratory Physiology: A Clinical Approach‚ Shwarrtzstein & Parker‚ Chapter 5 (pp 95-100; 111112). Objectives 1. Distinguish between the following terms: minute‚ alveolar and dead space ventilation; and anatomic‚ alveolar and physiologic dead space. 2. Specify the partial pressures of CO2 and O2
Free Respiratory physiology Oxygen Carbon dioxide
Does the temperature outside affect how fast molecules move inside objects? Charles Law helps us understand how molecules move in different temperatures. It states that increasing the temperature of a constant pressure volume of gas causes individual gas molecules to move faster (Andrew Staroscik Staroscik 9/19/16)‚ and the volume is proportional to the absolute temperature of a gas at (Todd Helmenstine 10/16/16). Therefore‚ as the temperature increases‚ so does the speed of the molecules‚ and when
Premium Temperature Thermodynamics Gas
EXPLORING GAS LAWS- Astrella Rosano Lab Partners: Sam Youngdale‚ Charlie Stalzer‚ Ni Xhengzhuan. TA: Giang Nguyen Date Submitted: September 28‚ 2012 Section: Chemistry 1310-L10 Honor Pledge: I did not copy this work from any others student(s)‚ current students in lab‚ or old lab reports. Signature: ____________________ Raw Data- A. Exploring Pressure-Volume Relationships Pressure (torr) | Volume (mL) | 1384.2 | 5 | 1198.1 | 6 | 1038.1 | 7 | 921.3 | 8 | 826.2 | 9 | 752.6 |
Premium Ideal gas law Pressure Gas
lightness of the metal. Both of these metals are reactive with acids. The most common acid in they react with is hydrochloric acid. In this lab‚ we collected a gas produced in a reaction and compared it with the volume that was actually collected to the “target volume” we calculated at the beginning of the class using stoichiometry and the Ideal Gas Law. We had to figure out what the temperature of the room was because the laboratory was not under the conditions of STP. We were given two different elements
Premium Pressure Gas Hydrogen
Nicole Harty‚ Caitlin Kubota Section 015 2 Performed February 2‚ 2010 Due February 13‚ 2010 3 Theory: 2.1 Air As A Spring Williams Gas is a springy material‚ and when placed in a cylinder with pistons on each side it can be compressed as pistons push in‚ raising the pressure inside. There will be a net force from the pressure to push the piston back out. Since gas has mass it can support oscillations and waves. 2.2 Traveling Sound Waves in Air When a cone of a speaker moves out‚ it compresses air
Premium Wave Sound Acoustics
Molar Volume of a Gas – 10/27/08 Alic Albright‚ Josh Coleman‚ Dan Boden‚ Zach Babin Purpose: The pupose of this lab was to make an experimental determination of a molar volume through reaction of the substance shown: Mg(s) + 2HCl(aq) > MgCl(aq) + H(g) Introduction: In this lab‚ a magnesium ribbon and HCl are combined in a gas measuring tube. When they are combined they form magnesium chloride and Hydrogen gas. The molar ratio between Mg reacted and
Premium Gas Chemistry Pressure
ABSTRACT This experiment was carried out to determine the relationship between the pressure and the temperature of saturated steam in equilibrium. Besides that this experiment was also done to demonstrate the vapor pressure curve. The marcet Boiler was used for this experiment. When the pressure increases‚ the temperature also increases. Therefore‚ the relationship of pressure and temperature is directly proportional. The derived formulae and the data were used to calculate the slope. The dT/dP
Free Pressure Ideal gas law Gas
EXPERIMENT 1: REACTIONS OF ENOLATE IONS WITH CARBONYL GROUPS Aims In this experiment we used two techniques for the reactions of enolate ions with carbonyl groups. One technique used was Doebner reaction and the other technique used was Claisen-Schmidt reaction. Therefore the aim of this experiment is to synthesize trans p-methoxycinnamic acid and to synthesize dibenzalacetone via an aldol condensation reaction between acetone and benzaldehyde. The products would be recrystallized using ethanol
Premium Carbonyl Organic chemistry Aldol condensation
change in temperature and pressure of ethanol using a Vernier temperature probe. By using the ideal gas equation‚ and plugging the slope value from the graph into the Clausius-Claypernon equation‚ enthalpy of vaporization was determined to be 10kJ/mol. The percent error was determined to be 76.0%. Introduction: The purpose of this lab is to investigate vapor pressures and the partial pressure of gas produced from liquids at different temperatures. These pressures vary at different temperatures
Premium Ideal gas law Gas Pressure
and their uses Exploration milestone-an overview. INTRODUCTION: By definition petroleum is a generic name for hydrocarbons‚ including crude oil‚ natural gas liquids‚ natural gas and their products. Petroleum comes from the Latin petra meaning rock or stone & oleum meaning oil. Petroleum occurs in the earth in combination of any of the four states: gas‚ liquid‚ semisolid‚ and solid. Chemically‚ petroleum is a mixture of carbon‚ hydrogen and oxygen (called hydrocarbons) with minor amounts of nitrogen
Premium Petroleum