P4 unit 16 Study guides, Revision notes & Summaries

Chapter 03 - Stoichiometry 1. Bromine exists naturally as a mixture of bromine-79 and bromine-81 isotopes. An atom of bromine-79 contains a. 79 protons, 79 electrons, and 35 neutrons. b. 35 protons, 44 neutrons, and 35 electrons. c. 44 protons, 44 electrons, and 35 neutrons. d. 34 protons and 35 electrons only. e. 35 protons, 79 neutrons, and 35 electrons. ANSWER: POINTS: DIFFICULTY: TOPICS: KEYWORDS: b 1 easy 3.1 atomic theory of matter | early atomic theory | general chemistry | isoto...

Chapter 03 - Stoichiometry 1. Bromine exists naturally as a mixture of bromine-79 and bromine-81 isotopes. An atom of bromine-79 contains a. 79 protons, 79 electrons, and 35 neutrons. b. 35 protons, 44 neutrons, and 35 electrons. c. 44 protons, 44 electrons, and 35 neutrons. d. 34 protons and 35 electrons only. e. 35 protons, 79 neutrons, and 35 electrons. ANSWER: POINTS: DIFFICULTY: TOPICS: KEYWORDS: b 1 easy 3.1 atomic theory of matter | early atomic theory | general chemistry | is...

Chapter 1 - Chemical Foundations 1. Consider contains: a. b. c. d. e. ANSWER: POINTS: the element indium, atomic number 49, atomic mass 114.8 g. The nucleus of an atom of indium-112 ANSWER: POINTS: 4. The atomic mass of stable isotope? a 1 49 protons, 63 neutrons, 49 electrons. 49 protons, 49 neutrons. 49 protons, 49 alpha particles. 49 protons, 63 neutrons. 49 protons, 112 neutrons. 2. A hypothetical element consists of two isotopes of masses 78.95 amu and 80.95 amu with abundances ...

1. The molecular formula of a particular solid is C8H4O6. Its molecular mass is a. 288 amu. b. 100 amu. c. 296 amu. d. 196 amu. e. 170 amu. ANSWER: d POINTS: 1 DIFFICULTY: easy REFERENCES: 3.1 LEARNING OBJECTIVES: GENE.EBBI.13.67 - Calculate the formula mass from a formula. (Example 3.1) TOPICS: mass and moles of substance stoichiometry KEYWORDS: molecular mass OTHER: general chemistry 2. The hydrocarbon octane has the structural formula CH3(CH2)...

CHAPTER 33 Depreciation Problem 33-1 (AICPA adapted) On January 1, 2010 Lem Company bought machinery under a contract that required a down payment of P100, 000, plus 24 monthly payments of P5 0, 000 each, for total cash payments of P1, 300,000. The cash equivalent price of the machinery was P1, 100,000. The machinery has an estimated useful life of 10 years and estimated residual value of P50, 000. Lem uses straight line depreciation. In its 2010 income statement, what amount should Lem report a...

Potter Perry Chapter 50 - Questions And Rationales 2022 Latest 1. The nurse is precepting a student nurse and explains that perioperative nursing care occurs a. Before, during, and after surgery. b. In preadmission testing. c. During the surgical procedure. d. In the postanesthesia care unit. - ANS: A Perioperative nursing care occurs before, during, and after a surgery. Preadmission testing occurs before surgery and is considered preoperative. Nursing care provided during the surg...

Systems Analysis and Design in a Changing World, 7e Salzinger TB TestBank Systems Analysis and Design in a Changing World, 7e Salzinger TBChapter 01: From Beginning to End: An Overview of Systems Analysis and Design Cengage Learning Testing, Powered by Cognero Page 1 1. An information system often includes the software, the database, and the related manual processes. a. True b. False ANSWER: True POINTS: 1 REFERENCES: p4 2. Systems analysis is sometimes referred to as “understandin...

Chapter 1—Human Activity, Chemical Reactivity TRUE/FALSE 1. Knowledge of chemistry applies to your everyday life. ANS: T PTS: 1 REF: p. 1 2. Electromagnetic radiation can be used as a type of chemotherapy. ANS: F PTS: 1 REF: p. 3 3. Oxygen (O2) can exist only in one energy state. ANS: F PTS: 1 REF: p. 3 BLM: Remember BLM: Remember BLM: Remember 4. The toxicity of substances can be used to good advantage in chemotherapy. ANS: T PTS: 1 REF: p. 3 BLM: Remember 5. Singlet oxygen can be ...

1. The quantity 0.0000064 g expressed in scientific notation. A.6.4×106 g B. 6.4 × 10 ̄6 g C.6.4×107 g D. 6.4 × 10 ̄7 g Accessibility: Keyboard Navigation Bloom's Level: 3. Apply Chapter: 01 Section: 01.08 Subtopic: Scientific Notation Topic: Study of Chemistry Feedback: Negative powers of ten move the decimal to the left. 2. The quantity 8.7 × 105 g expressed in standard decimal notation. A. 0.000087 g B. 870.000 g C. 0.0000087 g D. 870,000 g Accessibility: Keyboard Navigat...

Potter Perry Chapter 50 - Questions And Rationales 2022 Latest 1. The nurse is precepting a student nurse and explains that perioperative nursing care occurs a. Before, during, and after surgery. b. In preadmission testing. c. During the surgical procedure. d. In the postanesthesia care unit. - ANS: A Perioperative nursing care occurs before, during, and after a surgery. Preadmission testing occurs before surgery and is considered preoperative. Nursing care provided during the surg...