Unit 36 p4 Study guides, Revision notes & Summaries

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)...

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 - 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 ...

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...

1 HCPCS- APPENDIX 2- MODIFIERS EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ A1 Correct Answer: Dressing for one wound. A2 Correct Answer: Dressing for two wounds. A3 Correct Answer: Dressing for three wounds. A4 Correct Answer: Dressing for four wounds. A5 Correct Answer: Dressing for five wounds. A6 Correct Answer: Dressing for six wounds. 2 A7 Correct Answer: Dressing for seven wounds. A8 Correct Answer: Dressing for 8 wounds. A9 Correct Answer: Dre...

COVERAGE: Contract of sales Direction: Read and select the best answer for the following questions. 1. It is a contract whereby one of the contracting parties, known as the seller or vendor, obligates himself to transfer the ownership of and to deliver a determinate thing, and the other party, known as the buyer or vendee, obligates himself to pay therefore a price certain in money or its equivalent. a. Contract of Sales b. Contract of Agency c. Contract of Partnership d. Contract of Pledge 2. T...

True / False 1. By definition, monopolists sell a product for which there are absolutely no substitutes. a. True b. False ANSWER: False 2. Legal barriers to entry include patents, government licenses and economies of scale. a. True b. False ANSWER: False 3. The single-price monopolist produces the quantity of output at which marginal cost equals marginal revenue and charges a price that is greater than marginal revenue. a. True b. False ANSWER: True ...