Created by Lynne Crandall University of Michigan Revised by Mark Kondrak CLA Language Center University of Minnesota Could you put an image here?
Solids, Liquids, Gases Kinetic Molecular Theory Misc.IMF Graham’s and Daltons laws
Categories What is the partial pressure of oxygen in a flask where the total pressure is 2.6 atm and the pressure of the other gases is 1200 torr? Graham’s and Dalton’s laws 100 Points
Categories Graham’s and Dalton’s laws 100 Points 1 atm or 760 torr
Categories Graham’s and Dalton’s laws 200 Points What is the rate of effusion of ammonia to hydrogen gas?
Categories 0.34, ammonia effuses 3 times slower than hydrogen. Graham’s and Dalton’s laws 200 Points
Categories Graham’s and Dalton’s laws 300 Points Hydrogen sulfide has a molar mass of 34 g/mo.. Helium has a molar mass of 4 g/mol. What is the ratio of their diffusion rates? Which gas would spread throughout a chemistry lab more quickly if equal volumes of each gas were released simultaneously and why?
Categories Graham’s and Dalton’s laws 300 Points Helium effuses three times faster than hydrogen sulfide
Categories A gas diffuses at a rate of 6 moles/s. A second gas, methane diffuses at a rate of 12 moles/s. What is the molar mass of the first gas? Graham’s and Dalton’s laws 400 Points
Categories 64 g/mol SO 2 Graham’s and Dalton’s Laws 400 Points
Categories A mixture of 2.5 moles N 2, 3.7 moles O 2 and 0.68 moles of H 2 extert a total pressure of 650 torr. What is the partial pressure of each gas? Graham’s and Dalton’s laws 500 Points
Categories N 2 = 236 torr O 2 = 350 torr H 2 = 64 torr Graham’s and Dalton’s laws 500 Points
Categories A special type of dipole-dipole interaction between a hydrogen atom in a polar bond and a highly electronegative oxygen, nitrogen or fluorine. IMF 100 Points
Categories IMF 100 Points What is a hydrogen bond?
Categories IMF 200 Points Attractive forces between molecules.
Categories What are intermolecular forces? IMF 200 Points
Categories IMF 300 Points What types of intermolecular forces exist between HBr and H 2 S?
Categories IMF 300 Points What are dipole-dipole and London dispersion forces?
Categories Rank the folowing molecules in order of increasing boiling point: HCl, H 2 O, CH 4 IMF 400 Points
Categories CH 4 <HCl<H 2 O IMF 400 Points
Categories Which of the following are capable of hydrogen bonding among themselves? H 2 S, C 6 H 6, CH 3 OH IMF 500 Points
Categories CH 3 OH IMF 500 Points
Categories Convert mmHg to atmospheres. Misc. 100 Points
Categories Misc. 100 Points atm
Categories Misc. 200 Points A solid changing to a gas without going through the liquid phase.
Categories What is sublimation? Misc. 200 Points
Categories Misc. 300 Points When molecules of a gas are heated, what happens to the average kinetic energy of the molecules?
Categories Misc. 300 Points Average KE increases
Categories Express 2.4 atm in units of torr and kPa Misc. 400 Points
Categories 1,824 torr and kPa Misc. 400 Points
Categories 0 o C and 1 atm. Misc. 500 Points
Categories What is STP? Misc. 500 Points
Categories When gas molecules frequently collide with one another and no energy is lost. Kinetic Molecular Theory 100 Points
Categories Kinetic Molecular Theory 100 Points What is an elastic collision.
Categories Kinetic Molecular Theory 200 Points Gas molecules possess mass but have negligible what?
Categories Volume Kinetic Molecular Theory 200 Points
Categories Kinetic Molecular Theory 300 Points Describe the motion of gas molecules.
Categories Kinetic Molecular Theory 300 Points Gas molecules are in constant random motion and move in straight lines.
Categories Why are gases easily compressible? Kinetic Molecular Theory 400 Points
Categories Gas molecules are easily compressible because they have large distances in between molecules. Kinetic Molecular Theory 400 Points
Categories How are the molecules of liquids and solids arranged compared to gases? Kinetic Molecular Theory 500 Points
Categories Molecules of a liquid take the shape of their container but have definite volume while solids are held rigidly in a position with no freedom of motion. Kinetic Molecular Theory 500 Points
Categories When a solid changes to a liquid? Solids, Liquids, and Gases 100 Points
Categories Solids, Liquids, and Gases 100 Points What is melting?
Categories Solids, Liquids, and Gases 200 Points A solid 3-dimensional arrangement of atoms in a repeating pattern.
Categories What is a crystalline solid? Solids, Liquids, and Gases 200 Points
Categories Solids, Liquids, and Gases 300 Points The amount of energy required to stretch or increase the surface of a liquid by a unit area.
Categories Solids, Liquids, and Gases 300 Points What is surface tension?
Categories Solids, Liquids, and Gases 400 Points A measure of a fluid’s resistance to flow.
Categories Solids, Liquids, and Gases 400 Points What is viscosity?
Categories When you place water in a graduated cylinder, why does a meniscus form? Solids, Liquids, and Gases 500 Points
Categories Because adhesion is stronger than cohesion of water. Solids, Liquids, and Gases 500 Points
Categories Put some closing remark here
Categories The Daily Double