Ba 108 - Study guides, Class notes & Summaries

1. If a 500 kV transmission line with a surge impedance loading of 800 MW is currently loaded at 1400 MW, which of the following events would most likely occur? a. Generator MVAR output would increase b. All system capacitors would trip off-line c. Generator MVAR output would decrease d. All automatic reactors would connect to the system a. Generator MVAR output would increase 2. When system conditions are such that emergency procedures are expected to be implemented, which of the fo...

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...

CHAPTER 3: Chemical Foundations: Elements, Atoms, and Ions 1. What is the most abundant element on the Earth (including the crust, oceans, and atmosphere)? A. silicon B. oxygen C. hydrogen D. iron E. carbon ANS: B PTS: 1 TOP: Test: Chapter Test NOT: worldofchem_2013 2. What is the most abundant element found in the human body? A. oxygen B. water C. hydrogen D. calcium E. carbon ANS: A PTS: 1 TOP: Test: Chapter Test NOT: worldofchem_2013 3. The symb...

Which of the following chemical symbols corresponds to bromine? a) Ba b) Bo c) Br d) Be e) B - C Which of the following is an example of a chemical change? a) deposition b) evaporation c) sublimation d) burning in air e) freezing - D If Earth is 1.50 x 108 km from the Sun, what is the distance in Mm? a) 1.50 x 1017 Mm b) 1.50 x 105 Mm c) 1.50 x 10-1 Mm d) 1.50 x 102 Mm e) 1.50 x 108 Mn - B If 0.230 g of sodium metal reacts with 0.355 g of chlorine gas, what is the mass of sodiu...

Chapter 1—Basic Concepts of Chemistry MULTIPLE CHOICE 1. A hypothesis is a a. mathematical formula that models a pattern of behavior. b. concise statement of a behavior that is always the same under the same conditions. c. set of experiments designed to test a theory. d. well-tested, unifying principle that explains a body of facts. e. tentative explanation or prediction based upon experimental observations. ANS: E 2. A theory is a a. concise statement of a behavior that is always t...

PerPeriodic Table of the Elements 1 H Hydrogen 1.0079 3 Li Lithium 6.941 4 Be Beryllium 9.0122 79 Au Gold 196.9665 1A (1) 2A (2) 3B (3) 3A (13) 4A (14) 5A (15) 6A (16) 7A (17) 8A (18) 4B (4) 5B (5) 6B (6) 7B (7) 8B (8) 8B (9) 8B (10) 1B (11) 2B (12) 11 Na Sodium 22.9898 12 Mg Magnesium 24.3050 19 K Potassium 39.0983 20 Ca Calcium 40.078 21 Sc Scandium 44.9559 22 Ti Titanium 47.88 23 V Vanadium 50.9415 24 Cr Chromi...

Hesi PN exit exam 180 questions with all verified answers 1. At the end of a 12-hour shift the PN observes the urine in a client’s drainage. What action should the PN take next? Note the most recent white blood count 2. Thirty minutes after receiving IV morphine, a postoperative male client continue to rate his pain...what action should the PN implement first? Implement complementary pain relief methods 3. The PN is assisting a female client to obtain a voided specimen for uri. .m...

In which orbitals would the valence electrons for carbon (C) be placed? - correct answer s orbital and p orbitals What is the nuclear binding energy of an atom that has a mass defect of 1.643 10-28 kg?Use E = mc2. (Remember: The speed of light is approximately 3.00 108 m/s.) - correct answer 1.48 10-11 J A teacher wants to perform a classroom demonstration that illustrates both chemical and physical changes. Which would be the best demonstration that she could use? - correct answer b...

Chapter 02 - Atoms, Molecules, and Ions 1. Which of the following statements concerning atomic structure is/are correct? 1. Neutrons and electrons are found in space as a cloud around the nucleus. 2. The nucleus contains all the positive charge of an atom. 3. Electrons surround the nucleus and account for the majority of an atom's volume. a. 1only ANSWER: POINTS: HAS VARIABLES: TOPICS: QUESTION ID: b. 2only c. 3only d. 2and3 d 1 False 2.1 Atomic Structure--Protons, Electrons, and Neu...

California Life, Accident and Health Course Exam 1-3|130 Question 2024 Update 100% Correct 105. Question #90543 The formula that is used to determine how much is taxable during the payout is the: AMortality ratio B7 pay test CMorbidity ratio DExclusion ratio: d Explanation: The exclusion ratio is the formula which is used by the IRS to determine how much is taxable to an annuitant during the pay out period. 106. Question #90627 During the waiting (elimination) period: AThe insure...