C125- Review- 100% Correct

accuracy - Answer- how close a measured value is to an accepted value Precision - Answer- The degree to which repeated measurements show the same result. precision describes - Answer- random errors and statistical probability measurement of accuracy - Answer- percent error Border Ligand (weak) - Answer- H2O I - Answer- weak ligand Br - Answer- weak ligand cl - Answer- weak ligand CO2 - Answer- weak ligand F - Answer- weak ligand CS - Answer- strong ligand NH4 - Answer- strong ligand ethylenediamine (en) - Answer- strong ligand CN - Answer- strong ligand CO - Answer- strong ligand ____ Group I elements are ______ - Answer- Li, Na, K, Cs, Rb; soluble NH4+ - Answer- soluble NO3 - Answer- soluble Cl, Br, I are _____, except with ______ - Answer- soluble; Ag, Pb, Hg Silver salts are _____ except with _____ - Answer- insoluble; NO3, C2H3O2 Sulfates are _____ except with ______ - Answer- soluble; Ba, Pb, Ag, Sr Hydroxide salts are _____ except _____ - Answer- soluble; Ca, Sr, Ba Sulfides are - Answer- insoluble carbonates are - Answer- insoluble phosphates are - Answer- insoluble fluorides are - Answer- insoluble Avogadro's law states that: a) Equal amounts of gases occupy the same volume at constant temperature and pressure. b) The volume of a fixed amount of gas is inversely proportional to its pressure at constant temperature. c) The volume of a fixed amount of gas is directly proportional to its temperature in Kelvin at constant pressure. d) The total pressure of a mixture of gases is the simple sum of the partial pressure of all of the gaseous compounds. e) The rates of effusion of gases are inversely proportional to the square roots of their molar masses. - Answer- a Charles's law states that: a) Equal amounts of gases occupy the same volume at constant temperature and pressure. b) The volume of a fixed amount of gas is inversely proportional to its pressure at constant temperature. c) The volume of a fixed amount of gas is directly proportional to its temperature in Kelvin at constant pressure. d) The total pressure of a mixture of gases is the simple sum of the partial pressure of all of the gaseous compounds. e) The rates of effusion of gases are inversely proportional to the square roots of their molar masses. - Answer- c Boyle's law states that: a) Equal amounts of gases occupy the same volume at constant temperature and pressure. b) The volume of a fixed amount of gas is inversely proportional to its pressure at constant temperature. c) The volume of a fixed amount of gas is directly proportional to its temperature in Kelvin at constant pressure. d) The total pressure of a mixture of gases is the simple sum of the partial pressure of all of the gaseous compounds. e) The rates of effusion of gases are inversely proportional to the square roots of their molar masses. - Answer- b