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chem 210 exam 3 Questions & Answers 100% Accurate.
  • chem 210 exam 3 Questions & Answers 100% Accurate.

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  • less - ANSWERthe more s character a carbocation has, the _____stable it is the same as - ANSWERwhen looking at an epoxide, the orientation around the oxygen is _________ the orientation around the double bond in the reactant BrOH - ANSWERwhen added with base makes an epoxide Br2 - ANSWERadds 2 Brs in anti conformation lindlar catalyst - ANSWERproduces a Z alkene from an alkyne (adds 2 Hs in syn) add more electronegative atom, add pi bond - ANSWER2 ways of producing an oxidation re...
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CHEM 210 Chapters 1-3 Questions & Answers(Graded A)
  • CHEM 210 Chapters 1-3 Questions & Answers(Graded A)

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  • Chemistry - ANSWERthe study of matter and the changes that matter undergoes Matter - ANSWERAnything that has a mass and occupies space Observations - ANSWERNatural phenomena and measured events; if universally consistent, can be stated as a law Hypothesis - ANSWERTentative explanation that explains observations Experiment - ANSWERProcedure to test hypothesis; measures one variable at a time Model (Theory) - ANSWERSet of conceptual assumptions that explains data from accumulated ex...
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Chem 210 - Exam 2 Questions 100% Accurate.
  • Chem 210 - Exam 2 Questions 100% Accurate.

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  • Na+ - ANSWERsodium Li+ - ANSWERlithium K+ - ANSWERpotassium Ca 2+ - ANSWERcalcium Mg 2+ - ANSWERmagnesium Cs+ - ANSWERcesium Al 3+ - ANSWERaluminum Ba 2+ - ANSWERbarium Sr 2+ - ANSWERstrontium Pb 2+ - ANSWERlead II Mn 2+ - ANSWERmanganese II Cu 2+ - ANSWERcopper II Cr 3+ - ANSWERchromium III Ni 2+ - ANSWERnickel II Fe 3+ - ANSWERiron III Sn 2+ - ANSWERtin II Ag+ - ANSWERsilver I Co 2+ - ANSWERcobalt II Br- - ANSWERbromide Cl- - ANSWERchlor...
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CHEM 210 exam 2 100% Accurate.
  • CHEM 210 exam 2 100% Accurate.

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  • sulfate - ANSWERSO(4)^2- sulfite - ANSWERSO(3)^2- nitrate - ANSWERNO(3)^- nitrite - ANSWERNO(2)^- phosphate - ANSWERPO(4)3- Phosphite - ANSWERPO(3)^3- cyanide - ANSWERCN^- carbonate - ANSWERCO(3)^2- hydroxide - ANSWEROH^- ammonium - ANSWERNH(4)+ chlorite - ANSWERClO(2)- chlorate - ANSWERClO(3)^- permanganate - ANSWERMnO(4)^- chromate - ANSWERCrO(4)^2
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Chem 210 Exam 1  100% Accurate
  • Chem 210 Exam 1 100% Accurate

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  • Allyl cation - ANSWERIncomplete octet adjacent to multiple bond Allyl anion - ANSWERLone pair adjacent to multiple bond Polar multiple bond - ANSWERLone pair next to incomplete octet Ring of alternating single and multiple bonds - ANSWERAromatic rings Sp3 - ANSWERone s and three p orbitals; 25% s character 75% p Sp2 - ANSWERone s and two p 120 degree apart; 33% s character and 67% p Sigma MOs - ANSWERTypically lower in energy Sp - ANSWEROne s and two p 180 bond angle; 50%s c...
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CHEM 210 EXAM 1 REVIEW QUESTIONS AND ANSWERS
  • CHEM 210 EXAM 1 REVIEW QUESTIONS AND ANSWERS

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  • What phase change is taking place if DHsub = 26.1 kJ/mol is being used to calculate the heat involved in the process) 1)Liquid to solid 2) Gas to solid 3) Solid to liquid 4) Liquid to gas 5) Solid to gas - ANSWER3 Diethyl ether, (CH3CH2)2O , used as a solvent for extraction of organic compounds from aqueous solutions, has a high vapor pressure which makes it a potential fire hazard in laboratories in which it is used. How much energy is released when 10 g is cooled from 50.0°C to 10....
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chem 210 exam 1 Questions 100% Answered!
  • chem 210 exam 1 Questions 100% Answered!

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  • how to write formula of a molecule - ANSWERC first, H sexond, alphabetical order eg. C3H5BrO nonpolar covalent bonding - ANSWER2 electrons shared equally eg. H-H polar covalent bonding - ANSWER2 electrons shared unequally eg. C-O (more reactive) units of unsaturation - ANSWER(2N+2-m+t)/2 count rings and multiple bonds curved arrow notation - ANSWERbegin where electrons start and point where electrons are going heterdytic break - ANSWERelectrons move together during curved a...
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Chem 210 exam 1 100% Correct
  • Chem 210 exam 1 100% Correct

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  • 1 calories - ANSWER4.184 joules 1kilogram - ANSWER1000 grams Specific heat - ANSWEREnergy required to raise temperature (j/g x change in temp) 1 regular calorie - ANSWER1 kilocalorie/ 1000 calories Group 1A - ANSWERAlkali metals Group 2A - ANSWERAlkaline metals Group 7A - ANSWERHalogens Group 8A - ANSWERNoble gases Group B - ANSWERTransition elements Nucleus composition - ANSWERProtons and nuetrons 1 amu - ANSWER1/12 mass of carbon 12 Proton mass - ANSWER1.007 am...
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Chem 210 Exam #1  100%Accurate.
  • Chem 210 Exam #1 100%Accurate.

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  • For N carbons that are closed shell, uncharged, no multiple bonds, no rings, there are ___________ binding sites - ANSWER2N + 2 Unit of unsaturation = - ANSWERnumber of rings + number of double bonds To find units of unsaturation in a formula: __________________ - ANSWERmax number of hydrogens possible = 2N + 2 subtract hydrogens we have from max number divide by 2 How to create a hydrocarbon equivalent: with monovalents (ex: P): with divalents (ex: O2): with trivalents (ex: O3): ...
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Chem 210 Exam 1 Questions & Answers(Graded A)
  • Chem 210 Exam 1 Questions & Answers(Graded A)

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  • Intermolecular forces - ANSWER- non bonding forces - found BETWEEN molecules - influence the energy physical properties of the substances Physical properties examples - ANSWERboiling point, melting point, solubility, color, odor, etc. T/F: stronger intermolecular forces correlate to a higher boiling point - ANSWERTrue Kinetic energy - ANSWER- provides the energy needed to overcome intermolecular forces What is kinetic energy associated with? - ANSWERThe random motion of particles...
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