Chem 117 - Study guides, Class notes & Summaries

IB Chem VSEPR theory HL Questions with complete solution 2023/20242 electron domains - correct answer linear 180 CO₂ 3 electron domains (all bonded) - correct answer trigonal planar 120° BF₃ greater repulsion: non-bonded or bonded pairs - correct answer non-bonded 3 electron domains (1 unbonded) - correct answer bent 117-118° NO₂ Angle removed by lone pair - correct answer 2-2.5°

what is the term for a family of unsaturated hydrocarbon compounds having a triple bond? - alkynes What is the general term for a hydrocarbon that contains only single bonds? - saturated hydrocarbon How many C atoms are in one molecule of the hydrocarbon, decane? - 10 Which of the following molecular formulas corresponds to octene? - C8H16 What is the common name for HC=CH? - acetylene What is the term for compounds with the same molecular formula, but with different structural formulas?...

CHEM 1212: Final Exam Questions and Answers Colligative Properties - CORRECT ANSWER-properties of solution, such as freezing point and boiling point, which depend on the concentration of solute particles dissolved in the solvent Freezing Point Depression Equation - CORRECT ANSWERMolality - CORRECT ANSWER-moles of solute per kg of solvent Molality= - CORRECT ANSWERWhat is the definition of colligative properties? (Antifreeze) - CORRECT ANSWERproperties of a solution that depend on the...

CHEM 2100L/2211L Lab Final | with a complete study set Experiment #1 Re-crystallization - What is the specialized melting point technique that is used to determine the identity of an unknown compound? - Comparative Melting Point -- this is when you make a 50:50 mixture of the unknown compound and the substance you think it is based off given melting point values What are the five steps of re-crystallization? - 1. Choose an appropriate solvent 2. Dissolve the impure mixture in the s...

what is the term for a family of unsaturated hydrocarbon compounds having a triple bond? - alkynes What is the general term for a hydrocarbon that contains only single bonds? - saturated hydrocarbon How many C atoms are in one molecule of the hydrocarbon, decane? - 10 Which of the following molecular formulas corresponds to octene? - C8H16 What is the common name for HC=CH? - acetylene What is the term for compounds with the same molecular formula, but with different structural formulas?...

Which of the following is proper response to getting chemicals in your eyes? - use the eyewash station Tank tops are not considered proper laboratory attire - True I do not have to report burns from hot glassware to my instructor. - False At the end of each experiment, all chemical waste can be poured into the sink. - False After finishing an experiment, goggles can be removed regardless of whether or not others in the lab are still doing the experiment. - False I should avoid touching ch...

Lon Capa HW #6 - Chem 101 2023Which of the following represents the ground state electronic configuration for Pb²⁺ ? - correct answer [Xe] 6s²4f¹⁴5d¹⁰ Now enter the ground state electron configuration for As³⁻. (noble gas shorthand) - correct answer [ Ar ] 4s²3d¹⁰4p⁶ Enter the electron configuration for Po using noble gas shorthand notation. - correct answer [ Xe ] 6s²4f¹⁴5d¹⁰6p⁴ Which of the following correspond to an excited state? a) 1s²2s²3p¹ b) 1...

1. For lower premolars, the purpose of inclining the handpiece lingually is to, A. Avoid buccal pulp horn B. Avoid lingual pulp horn C. Remove unsupported enamel D. Conserve lingual dentine - ANSWER A. Avoid buccal pulp horn Explanation 1- avoid BUCCAL pulp horn 2- conserve ling. dentine So take A and B if available 2. For an amalgam restoration of a weakened cusp you should, A. reduce cusp by 2mm on a flat base for more resistance B. reduce cusp by 2mm following the outli...

1 BUSINESS LAW Final Exam Practice Questions 2 BUSINESS LAW – Bus 340 PRACTICE QUESTIONS The following practice questions, both the question type and content, are similar to the type and format of questions on the final exam. Please use them a study aid to prepare for the final exam. 1. In a civil lawsuit against Ellen, Fred obtains an injunction, which is: a. a remedy at law. b. an equitable remedy. c. not possible under our U.S. system of jurisprudence. d. none of the above...

1 BUSINESS LAW Final Exam Practice Questions 2 BUSINESS LAW – Bus 340 PRACTICE QUESTIONS The following practice questions, both the question type and content, are similar to the type and format of questions on the final exam. Please use them a study aid to prepare for the final exam. 1. In a civil lawsuit against Ellen, Fred obtains an injunction, which is: a. a remedy at law. b. an equitable remedy. c. not possible under our U.S. system of jurisprudence. d. none of the above...