Chem 152 - Study guides, Class notes & Summaries

DATA AND CALCULATIONS A: Heat Capacity of the Calorimeter Run 1 Run 2 Run 3 Voltage, V (J/C) 2.2 2.2 2.2 Current, A (C/s) 2.24 2.28 2.25 Time (s) 420 410 420 Initial temperature, oC 25.7 26.4 26.7 Final temperature, oC 30.4 31.0 31.3 *Energy into calorimeter from power supply, (q), J 2070 2060 2080 *Heat Capacity of Calorimeter, Ccal, J/oC 440 447 452 Average, Ccal 446 J/oC Standard Dev 5.81 J/oC B: Enthalpy of Fusion of Water Run 1 Run 2 Ccal(Average), J/oC 446 446 Mass of calori...

First Semester Study Guide AP Chem Buck Exam 196 Questions with Verified Answers Salts containing which of the following ions are generally insoluble in cold water? a. nitrate b. acetate c. phosphate d. potassium e. ammonium - CORRECT ANSWER C. Phosphate Which of the following changes alone would cause a decrease in the value of Keq for the reaction represented above? a. Decreasing the volume of the reaction vessel b. Adding a catalyst c. Increasing the volume of the reacti...

1. The efficiency of the refrigerant cycle is affected by the operation of the condenser. of the following, a more efficient centrifugal compressor operation results from Answer: Lowering the condensing pressure 2. The heat removed from the refrigerant in a condenser is Answer: Sensible and Latent Heat 3. The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You have been assigned to withdraw refrigerant for storage in suitable containers. Accord...

Chem 152 Experiment #5: Thermodynamics II The Temperature Dependence of the Solubility Product (Ksp) By signing below, you certify that you have not falsified data, that you have not plagiarized any part of this lab report, and that all calculations and responses other than the reporting of raw data are your own independent work. Failure to sign this declaration will result in 5 points being deducted from your report score. Note: All sections of this report must be typed Type the calcul...

  Martin Caon auth. Examination Questions-and Answers in Basic Anatomy and Physiology 2000 Multiple C Martin Caon Examination Questions and Answers in Basic Anatomy and Physiology 2000 Multiple Choice Questions Examination Questions and Answers in Basic Anatomy and Physiology Martin Caon Examination Questions and Answers in Basic Anatomy and Physiology 2000 Multiple Choice Questions Martin Caon Scho...

CHEM 152 Lab Report 01 Kinetics II -Method of Initial Rates

University of Washington CHEM 152 - Lab 1 - Weak Acid Titration

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CHEM 152 lab 2_Buffers Report Complete -Graded A

Chem 152 Prelab 5 Due Nov 30 at 8am Points 5 Questions 4 Available Nov 16 at 8am ­ Nov 30 at 8am 14 days Time Limit None Allowed Attempts 2 Instrucons This quiz was locked Nov 30 at 8am. Aempt History Attempt Time Score LATEST Attempt 1 3 minutes 5 out of 5 Í Correct answers are hidden. Score for this attempt: 5 out of 5 Submitted Nov 29 at 11:58am This attempt took 3 minutes. Before working on this prelab assignment, carefully read through the introductory information and proced...