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CHEM 110 - CHEM PRINC I - Penn State Study Resources
  • 3 Pages Sample Problem 1
    Sample Problem 1

    School: Penn State

    Sample Problem 1 48.6 g Mg reacts with 11.2 L O2 at STP. A What is the expected yield (theoretical yield) of MgO (in grams) B Which reactant is the limiting reagent, and which is in excess? C How much of the excess reagent remains after the reaction goes

  • 12 Pages 110_Sp10_ex3_A
    110_Sp10_ex3_A

    School: Penn State

    Course: GENERAL CHEMISTRY

    Chemistry 110 Name _ Exam III Form A Section _ April 5, 2010 Signature _ IMPORTANT: On the scantron (answer sheet), you MUST clearly fill your name, your student number, section number, and test form (white cover = test form A; yellow cover = test form B)

  • 3 Pages 8A_Formulas
    8A_Formulas

    School: Penn State

    Course: CHEM 110 PREVIOUS CHEM 12

    Molecular and Chemical Formulas Atoms combine (bond) to form molecules. Each molecule has a chemical formula. The chemical formula indicates which atoms are found in the molecule, and in what proportion they are found. CHEMICAL FORMULA Formula that

  • 7 Pages 110_Fa10_Ex1_2pS_A
    110_Fa10_Ex1_2pS_A

    School: Penn State

    Course: GENERAL CHEMISTRY

    CHEMISTRY 110 EXAM 1 SEPTEMBER 20, 2010 FORM A -3. Of the atoms below, which one is the most electronegative? A. Si -1. What are the correct numbers of protons, neutrons and electrons in a 39 + K ion? B. Cl C. Rb D. Ca A. pn 20 19 e 18 B. 20 19 19 C. 19 2

  • 35 Pages 15_Chapt5
    15_Chapt5

    School: Penn State

    Thermochemistry Thermochemistry: Study of energy changes in chemical processes 2H2 + O2 " 2H2O + energy Energy kinetic potential First Law of Thermodynamics !E = q + w Enthalpy !H Thermochemical Equations Mary J. Bojan !H for chemical reactions Calorimetr

  • 1 Page Chapter 1
    Chapter 1

    School: Penn State

    Course: GENERAL CHEMISTRY

    Chapter 1 1. 13.2 nm is equal to A. B. C. D. E. 2. A 112.6 g mass of unknown material is submersed in 102 mL of water to yield a final volume of 126 mL. The apparent density of the unknown material is A. B. C. D. E. 3. 1.32 106 cm 1.32 106 mm 1.32 108 cm

  • 8 Pages Exam-2-Spring 2011
    Exam-2-Spring 2011

    School: Penn State

    Course: GENERAL CHEMISTRY

    -3. Which intermolecular forces act between the molecules of formaldehyde, CH2O? CHEMISTRY 110 EXAM 2 March 2, 2011 FORM A i. ii. iii -1. What is the molecular geometry of the ICl4 ion? A. B. C. D. E. tetrahedral square planar octahedral trigonal pyramida

  • 11 Pages 110 Fa07 ex3 A
    110 Fa07 ex3 A

    School: Penn State

    Course: GENERAL CHEMISTRY

    Chemistry 110 Exam III Form A November 12, 2007 Name Section Student No. _ _ _ IMPORTANT: On the scantron (answer sheet), you MUST clearly fill your name, your student number, section number, and test form (white cover = test form A; yellow cover

  • 2 Pages Chemistry Final Exam - True and False Key
    Chemistry Final Exam - True and False Key

    School: Penn State

    Course: CHEM PRINC I

    Chemistry Final Exam: True and False Answer Key 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. T T F F F F F F F T T F T F T F F T

  • 9 Pages 110_Sp11_Ex3-A-wKey
    110_Sp11_Ex3-A-wKey

    School: Penn State

    Course: GENERAL CHEMISTRY

    CHEMISTRY 110 EXAM 3 April 6, 2011 FORM A When the path is blocked, back up and see more of the way. -1. A 250 L vessel is evacuated and then connected to a 50.0 L bulb with compressed nitrogen. The pressure in the combined containers is 1672 mm Hg. If th

  • 14 Pages Sp08_Final_with_Key
    Sp08_Final_with_Key

    School: Penn State

    Course: CHEM PRINC I

    C h e m is t r y 1 1 0 F in a l E x a m F o r m A M ay 7, 2008 N am e S e c t io n _ _ IMPORTANT: On the scantron (answer sheet), you MUST clearly fill your name, your student number, section number, and test form (white cover = test form A; yellow cover

  • 12 Pages Practice Exam 3C
    Practice Exam 3C

    School: Penn State

    Course: CHEM 110 PREVIOUS CHEM 12

    Practice Exam 3C Your response has been submitted successfully. 1. Which one of the following is the primary cause of acid rain? A. N2 B. SO2 C. CO D. CF2Cl2 E. CH4 Points Earned: 1/1 Correct Answer: B Your Response: B 2. The average concentration of

  • 5 Pages S06-ex3-A-post
    S06-ex3-A-post

    School: Penn State

    Course: GENERAL CHEMISTRY

    Chemistry 12 Exam 3 Form A April 5, 2006 Name Section _ _ Chem 12, Exam 3 April 5, 2006 Form A -1. A 100.0 L flask contains a mixture of NO2 gas and CO gas. If the concentration of NO2 is 5.5 x 105 ppm, and the total pressure is 790 torr, what is

  • 5 Pages 110Sp09ex3_A
    110Sp09ex3_A

    School: Penn State

    Course: GENERAL CHEMISTRY

    Chemistry 110 Exam III Form A April 6, 2009 Name Section Signature _ _ _ CHEMISTRY 110 EXAM 3 APRIL 6, 2009 FORM A --1. What is the mole fraction of water in a solution containing 36 g of water and 60 g of acetic acid (CH3COOH)? A. B. C. D. E. 0.1

  • 11 Pages 110Sp09ex2_A
    110Sp09ex2_A

    School: Penn State

    Course: GENERAL CHEMISTRY

    Chemistry 110 Exam II Form A March 2, 2009 Name Section Signature _ _ _ IMPORTANT: On the scantron (answer sheet), you MUST clearly fill your name, your student number, section number, and test form (white cover = test form A; yellow cover = test

  • 17 Pages Practice Exam 2C
    Practice Exam 2C

    School: Penn State

    Course: CHEM 110 PREVIOUS CHEM 12

    Practice Exam 2C 1. At -100 C all of the following are liquids. In which of the liquids there is going to be significant hydrogen bonding? 1: CH3F A. 1 only B. 2 only C. 1 and 4 D. 2 and 3 E. All liquids will have significant hydrogen bonding Points

  • 21 Pages 10_Ch10_2
    10_Ch10_2

    School: Penn State

    Mixture of gases Mix 5 moles of CO2 2 moles of N2 1 mole of Cl2 What is P ? V = 40L T = 0C Mary J. Bojan Chem 110 1 Partial Pressure Partial pressure: the pressure a gas would have if it was the only gas in the container. Dalton's Law of Partial Pressures

  • 1 Page AtomNotes1
    AtomNotes1

    School: Penn State

    Course: Chemical Principles

  • 24 Pages 11_Chapt18_1
    11_Chapt18_1

    School: Penn State

    Gases and the atmosphere Chemical reactions in the atmosphere Ozone cycle Ozone depletion Greenhouse effect Global Warming Pollution in the troposphere Mary J. Bojan Chem 110 1 Gases and the atmosphere Review Composition of the atmosphere Use mole fractio

  • 3 Pages 12_chapt11
    12_chapt11

    School: Penn State

    Chapter 11 part 2 Properties of Liquids Viscosity Surface Tension Capillary Action Phase Changes (energy of phase changes) Dynamic Equilibrium Vapor pressure Phase diagram Mary J. Bojan Chem 110 1 Structure Affects Function Functional Group Hydrocarbon MW

  • 15 Pages 13_Chapt13_1
    13_Chapt13_1

    School: Penn State

    SOLUTIONS Properties of Solutions (electrolytes) Chapter 4.1 Concentration (Section 4.5, 13.4) molarity mass % mole fraction ppm molality M % Xi m Solution process (energy changes) Solubility saturation supersaturation Mary J. Bojan Chem 110 1 SOLUTIONS

  • 25 Pages 13_Chapt13_2
    13_Chapt13_2

    School: Penn State

    Solutions Factors that affect solubility intermolecular interactions (like dissolves like) temperature pressure Colligative Properties vapor pressure lowering Raoult's Law: PA = XAPA boiling point elevation !Tb = Kbm freezing point depression !Tf = Kfm os

  • 1 Page 14_reactions_1
    14_reactions_1

    School: Penn State

    Reactions Chapter 3 Combustion Decomposition Combination Chapter 4 Reactions Exchange reactions (Metathesis) Formation of a precipitate Formation of a gas Formation of a week or nonelectrolyte Single Displacement Reactions Redox reactions Oxidation number

  • 3 Pages fats
    fats

    School: Penn State

    Fats! Fatty acids are derived from hydrocarbons. R If R = alkane: saturated fat alkene: unsaturated fat Mary J. Bojan Chem 110 Properties of fats Saturated fats (shortening) Solids at room temperature Less reactive Animal fats (lard) Unsaturated fats pea

  • 3 Pages StoichTemplate
    StoichTemplate

    School: Penn State

    Balanced Reaction 2C8H18 228.44 g 114.22 + 25O2 ! 16CO2+ 704.16 g + 44.01 18H2O 324.36g 18.02 conservation of mass mass F.W + 800.0 g 32.00 = mass " # moles moles " # molecules moles 2 moles + 25 moles ! 16 moles + 18 moles Avogadro's number = 6.02 x1023

  • 9 Pages CH+9+AP+REVIEW
    CH+9+AP+REVIEW

    School: Penn State

    Course: CHEMISTRY

    Exam Name_ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The molecular geometry of the BCl3 molecule is _, and this molecule is _. 1) A) trigonal pyramidal, nonpolar B) trigonal bipyramidal, pola

  • 13 Pages 10_Ch10_1
    10_Ch10_1

    School: Penn State

    Chapter 10 What is pressure? Gases Pressure and Boyle's Law Temperature and Charles' Law Avogadro's Law Ideal gas equation of state Density of an ideal gas d = PM RT Molecular Weight of an ideal gas PV=nRT Partial Pressures Dalton's Law Kinetic Molecular

  • 3 Pages 9_Chapt11
    9_Chapt11

    School: Penn State

    Chapter 11 Kinetic Molecular Description of Liquids and Solids Noncovalent Forces Intermolecular interactions Electrostatic Forces Dispersion Forces H-bonding DNA, RNA Mary J. Bojan Chem 110 1 Kinetic Molecular Description of Liquids and Solids gas: Kinet

  • 3 Pages 9_Ch9_3
    9_Ch9_3

    School: Penn State

    Covalent Bonding What is covalent bonding? Covalent Bonds: overlap of orbitals !-bond "-bond Molecular Orbitals Hybrid Orbital Formation Shapes of Hybrid Orbitals Hybrid orbitals and Multiple Bonds resonance structures Mary J. Bojan Chem 110 1 Molecular O

  • 32 Pages 110_Fa11_LUZ-week13ST (1)
    110_Fa11_LUZ-week13ST (1)

    School: Penn State

    Week 13: Lectures 37 39 Lecture 37: W 11/16 Lecture 38: F 11/18 Lecture 39: M 11/28 Reading: BLB Ch 4.6; 10.5; 8.8; 5.3 5.7 Homework: BLB 10: 57; 5: 4, 17, 29, 37, 39, 53, 55, 83, 85; 8: 65a, 67ac, 72ab, 74, 92a; Supp Rxns: 12 18; 8: 12 14; 5: 1 7 Reminde

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