Chem 129 Study guides, Class notes & Summaries

CHEM 129 EXAM 3 Questions With 100% Correct Answers Acids and bases are usually demoted as strong or weak, what's the difference? - answer- Strong acids and bases - reaction with water is approximately 100% - Weak acids and bases - reaction with water is much less than 100% What does acid and base strength not dictate? - answerAcid or base strength is not a measure of concentration What are some examples of strong acids? - answerHNO3, HCl, H2SO4 and HClO4 are strong acids What are ele...

Calculate the molar solubility of Calcium Sulfate with a Ksp=2.4x10^-5 - HINT: just an ICE Table x= 4.89x10^-3 Calculate the solubility of Aluminum hydroxide with Ksp=3x10^24 - x= 7.59x10^-7 Given the solubility of copper (1) Chloride is 4.31mg/100ml, what is the Ksp? - Ksp=1.89x10^-7 What is the solubility product for each of the following reactions? Silver Iodine Calcium Carbondate Magnesium Hydroxide Magnesium Ammonium Phosphate Ca5(PO4)3OH - Ksp=[Ag][I] Ksp=[Ca][CO3] Ksp=[Mg][OH]^...

CHEM 129 EXAM 3 Questions With 100% Correct Answers Acids and bases are usually demoted as strong or weak, what's the difference? - answer- Strong acids and bases - reaction with water is approximately 100% - Weak acids and bases - reaction with water is much less than 100% What does acid and base strength not dictate? - answerAcid or base strength is not a measure of concentration What are some examples of strong acids? - answerHNO3, HCl, H2SO4 and HClO4 are strong acids What are ele...

CHEM 129 Final Exam Questions And Answers (Verified And Updated) Calculate the molar solubility of Calcium Sulfate with a Ksp=2.4x10^-5 - answerHINT: just an ICE Table x= 4.89x10^-3 Calculate the solubility of Aluminum hydroxide with Ksp=3x10^24 - answerx= 7.59x10^-7 Given the solubility of copper (1) Chloride is 4.31mg/100ml, what is the Ksp? - answerKsp=1.89x10^-7 What is the solubility product for each of the following reactions? Silver Iodine Calcium Carbondate Magnesium Hydroxide...

CHEM 129 Final Exam Questions And Answers (Verified And Updated) Calculate the molar solubility of Calcium Sulfate with a Ksp=2.4x10^-5 - answerHINT: just an ICE Table x= 4.89x10^-3 Calculate the solubility of Aluminum hydroxide with Ksp=3x10^24 - answerx= 7.59x10^-7 Given the solubility of copper (1) Chloride is 4.31mg/100ml, what is the Ksp? - answerKsp=1.89x10^-7 What is the solubility product for each of the following reactions? Silver Iodine Calcium Carbondate Magnesium Hydroxide...

CHEM 129 EXAM 3 Questions With 100% Correct Answers Acids and bases are usually demoted as strong or weak, what's the difference? - answer- Strong acids and bases - reaction with water is approximately 100% - Weak acids and bases - reaction with water is much less than 100% What does acid and base strength not dictate? - answerAcid or base strength is not a measure of concentration What are some examples of strong acids? - answerHNO3, HCl, H2SO4 and HClO4 are strong acids What are ele...

Isotopes - Same # protons, different # of neutrons 10 5 B (Mass #/Atomic Mass) - p=5 N=10-5=5 e=5 Orbital diagrams - n=# in orbital diagram l: s=0 p=1 d=2 f=3 Ml= timeline w/ 0 Spin: always +1/2 and -1/2 energies affecting atomic orbitals - nuclear charge shielding (reduced full nuclear charge to Zeff) Atomic radus - decreases b/c INCREASED electrostatic attraction Electron affinity - -the energy change when an electron is accepted by atom in gases state (anion formed) -smaller ele...

n=1 what is the shape? - Answer-L=0 n=1 what is the possible orientations? - Answer-ml=0 n=1 what is the possible orbitals? - Answer-1s n=2 what is the shape? - Answer-L=0,1 n=2 what is the possible orientations?? - Answer-ml=0 or -1,0,1 n=2 what is the possible orbitals - Answer-2s2p n=3 what is the shape? - Answer-L=0,1,2 n=3 what are the possible orientations? - Answer-ml=0 or -1,0,1 or -2,-1,0,1,2 n=3 what is the possible orbitals? - Answer-3s3p3dn=4 what is the shape? - An...

CHEM 129 EXAM 1 Questions With 100% Correct Answers n=1 what is the shape? - answerL=0 n=1 what is the possible orientations? - answerml=0 n=1 what is the possible orbitals? - answer1s n=2 what is the shape? - answerL=0,1 n=2 what is the possible orientations?? - answerml=0 or -1,0,1 n=2 what is the possible orbitals - answer2s2p n=3 what is the shape? - answerL=0,1,2 n=3 what are the possible orientations? - answerml=0 or -1,0,1 or -2,-1,0,1,2 n=3 what is the possible orbital...

Chem 129 FINAL EXAM Questions And Answers (Verified And Updated) Isotopes - answerSame # protons, different # of neutrons 10 5 B (Mass #/Atomic Mass) - answerp=5 N=10-5=5 e=5 Orbital diagrams - answern=# in orbital diagram l: s=0 p=1 d=2 f=3 Ml= timeline w/ 0 Spin: always +1/2 and -1/2 energies affecting atomic orbitals - answernuclear charge shielding (reduced full nuclear charge to Zeff) Atomic radus - answerdecreases b/c INCREASED electrostatic attraction Electron affinity - ans...