Test Bank for Chemistry and Physics for Nurse Anesthesia 3rd Edition Shubert (All chapters)

Chemistry and Physics for Nurse Anesthesia 3rd Edition Shubert Test Bank Chapter 1 - 13 Updated Chapter 1 Measurement 1. The SI prefix for one-thousandth is a. mega b. kilo c. micro d. milli Answer: d 2. The SI prefix for one-millionth (1/1,000,000) is a. mega b. milli c. micro d. nano Answer: c 3. The SI prefix for one-tenth is a. centi b. deci c. micro d. milli Answer: b 4. Five nursing students measure the height of a patient, each using a different measuring device. They record their results as follows: Student A B C D E Height (cm) 157.48 157 160 157.5 157.484 Which student used the least precise scale? a. A b. B c. C d. D e. E Answer: c 5. Using the fact that one inch is defined to be 2.54 cm (1 in.  2.54 cm) , 2640 ft equals how many kilometers? a. 0.805 km b. 0.00559 km c. 0.0671 km d. None of the above is correct. Answer: a 6. Which of the following represents the smallest volume? a. 20 μL −6 b. 2.0x10 L c. 0.020 mL d. 2.0 × 10 4 nL e. They all represent the same volume Answer: b 7. Which of the following represents the smallest volume? a. 0.000450 L μL c. 4.50 × 10 b. 4.50 × 10 2 mL d. 4.50 × 10 −1 nL e. They all represent the same volume 5 Answer: e 8. Which statement is true? a. Leading zeros that precede nonzero digits are significant. b. Accuracy can be assessed by calculating the percent error. c. Accuracy cannot be improved by making replicate measurements and taking the average of those measurements. d. All of the above are true statements. e. All of the above are false. Answer: b 9. Which statement is true? a. Standard deviation is one way to quantify accuracy. b. Precision is the agreement between experimental data and the “true” value. c. Accuracy is the agreement between replicate measurements. d. All of the above are true statements. e. All of the above are false. Answer: e 10. Which statement is true? a. Standard deviation is one way to quantify precision. b. Accuracy is the agreement between experimental data and the “true” value. c. Precision is the agreement between replicate measurements. d. % Error is one method that can be used to assess accuracy. e. All of the above are true statements. f. All of the above are false. Answer: e 11. Liquid nitrogen (LN2) boils at 77.0K. What is the boiling point of LN2 on the Fahrenheit scale? Remember, F = 1.8C + 32 and K = C + 273. a. −196℉ b. −321℉ c. °F171℉ d. None of the above. Answer: b 12. Express −40F in degree Celsius. Remember, F = 1.8C + 32 and K = C + 273 . a. −40C b. −313C c. 233C d. None of the above. Answer: a 13. Express −20.0F in Kelvins. Remember, F = 1.8C + 32 and K = C + 273 . a. −28.9K b. 253K c. 244K d. None of the above. Answer: c 14. If ethanol has a density of 0.785 g/mL, calculate the volume of 82.5 g of ethanol. a. 0.785 mL b. 64.8 mL c. 0.00952 mL d. 105 mL Answer: d 15. What is the density of a piece of metal that has a mass of 0.500 kg and occupies a volume of 3 63.0 cm ? a. 7.9410 −3 g 3 cm b. 7.94 g cm 3 g c. 794 3 cm d. 7.9410 −1 g 3 cm Answer: b 16. What volume, in cubic centimeter, does a 7.00 kg piece of pure gold occupy? The density of gold is 19.3 g/cm . a. 363 cm 3 b. 0.363 cm 3 c. 2.76 cm 3 d. 0.00276 cm 3 Answer: a 3 17. A student recently measured the diameter of a human hair using a micrometer and found it to be 0.0079 cm. Express this number in micrometers (m) . Answer: 79 m 18. Using one or more conversion factors, express 352 µL in units of kL. Answer: 3.52 10 −7 kL 19. A student recently measured the thickness of 10 textbook pages using a micrometer and found it to be 0.552 mm. Express this number in micrometers (m) . Answer: 552 m 20. The equation of a certain line is given by: v = 0.25t + 0.84 where v is the velocity in m/s and t is the time in s. What is the slope of this line? What is the y-intercept? Answer: slope = 0.25, y-intercept = 0.84 21. Perform the following conversions. Convert the following to scientific notation: a. 93,000,000 b. 0.552 Convert the following to standard format: c. 7.89 × 10 d. 4.29645 × 10 6 2 Answers: a. 9.310 7 ; b. 5.52 10 −1 ; c. 7,890, 000 ; d. 429.645 22. Indicate the number of significant figures in each number below. Number Number of Significant Digits a. 576,000 b. 2.0073 c. 0.00540 8 d. 7.0x10 e. 45.00 Answers: a. 3; b. 5; c. 3; d. 2; e. 4 23. Indicate the number of significant figures in each number below. Number Number of Significant Digits a. 0.041 b. 200 c. 42,901 d. 7,060 e. 5.000 × 10 6 Answer: a. 2; b. 1; c. 5; d. 4; e. 4 24. Indicate the number of significant figures in each number below. Number Number of Significant Digits a. 0.00100 m b. 20 people c. 78.000 ft d. 1,000 in. e. 5.03 × 10 7 kg Answers: a. 3; b. exact number, infinite; c. 5; d. 1; e. 3 25. Complete the following table of the SI prefixes. Prefix Abbreviation Meaning a. mega b. n c. kilo 110 3 Answers: a. M, 110 6 ; b. nano, 110 −9 ; c. k 26. Complete the following table of the SI prefixes. Prefix Abbreviation Meaning a. k b. deci c. n 110 −9 Answers: a. kilo, 110 3 ; b. d, 110 −1 ; c. nano 27. Complete the following table of the SI prefixes. Prefix Abbreviation Meaning a. giga b. µ c. milli 110 −3 Answers: a. G, 110 9 ; b. micro, 110 −6 ; c. m 28. One way to write the ideal gas law is PV = NkT Solve the following equation for N , the number of particles. PV Answer: N = kT 29. In physics, a commonly used equation that involves position x, acceleration a, velocity v0, and time t is given by: x = x + v t + 1 at 2 0 0 2 Solve this equation for v0 . x − x0 − 1 at 2 2 Answer: v0 = t 30. One equation that expresses the relationship between position y, acceleration a, and time t is given by: y = 1 at 2 2 Solve this equation for a. Answer: a = 2 y t 2 31. Calculate E in the following expression and express the result with the proper number of significant figures. (6.62610 −34 )(2.997910 8 ) hc E = = 6.5610  −7 Answer: 3.0310 −19 32. The formula to calculate workTiEsSgiTvBenAbNyK: SELLER.COM Work = Force Distance If the force is in newtons (N) and the distance is in meters (m), the work will have units of joules (J). Calculate the work done when a force of 1.50 10 N 2.7510 2 acts over a distance of 3 m . Answer: 4.1310 5 J 33. Pressure can be calculated using the following formula: Pressure = Force Area where the force is in units of newtons (N) and the area has units of square meters (m ). If the force is 1.07510 2 5 N and the area is 3.74 10 −2 2 m , calculate the pressure in units of N/m 2 . Answer: 2.87 10 6 N m 2 34. Perform the following mathematical operation and report your answer with the proper number of significant figures. 5.19 + 1.9 + 0.842 Answer: 7.9 35. Perform the following mathematical operation and report your answer with the proper number of significant figures. (5.0 10 −4 )(8.5110 −2 ) (2.92 10 4 ) Answer: 1.5 10 −9 36. Perform the following mathematical operation and report your answer with the proper number of significant figures. 257.2 − 19.789 Answer: 237.4 37. Perform the following mathematical operation and report your answer with the proper number of significant figures. (6.2110 3 )(0.1050) Answer: 6.52 10 2 Chapter 2 A Review of Some Chemistry Basics 1. Which of the following is not a property of metals? a. brittle b. malleable c. electrical and thermal conductor d. Shiny e. All of the above are properties of metals. Answer: a 2. Which of the following is a property of nonmetals? a. brittle b. malleable c. electrical and thermal conTduEcStoTrBANKSELLER.COM d. shiny e. None of the above are properties of nonmetals. Answer: a 3. Which of the following is a property of metalloids? a. brittle b. poor conductor c. good conductor d. shiny e. Both b and d f. Both c and d Answer: d 4. Which of the following would be considered an ionic compound? a. F2 b. O2 c. KBr d. NaCl e. Both a and b f. Both c and d Answer: f 5. Which of the following would be considered a molecular compound? a. F2 b. O2 c. KBr d. NaCl e. Both a and b f. Both c and d Answer: e 6. Which of the following would be considered a molecular compound? a. LiCl b. KI c. CO2 d. Ar Answer: c 7. Which of the following is not true? a. Most of the elements in the periodic table are solids at normal room temperature and pressure. b. Only three elements in the periodic table are liquids at normal room temperature and pressure. c. The nonmetals are located in the upper right side of the periodic table. d. All of the above are true. Answer: b 8. Which of the following is not true? a. Most of the elements in the periodic table are solids at normal room temperature and pressure. b. Only two elements in the periodic table are liquids at normal room temperature and pressure. c. The nonmetals are locatedTiEnSthTeBuAppNeKr SrigEhLt LsiEdeRo.fCthOeMperiodic table. d. All of the above are true. Answer: d 9. Which of the following is not true? a. Most of the elements in the periodic table are gases at normal room temperature and pressure. b. Only three elements in the periodic table are liquids at normal room temperature and pressure. c. The metals are located in the upper right side of the periodic table. d. All of the above are not true. Answer: d 10. What type of process would have to be used in going from an element to a compound and vice versa? a. Nuclear process b. Physical process c. Chemical process d. None of the above Answer: c 11. Which of the following statements is true regarding the periodic table? a. As one moves across a given row, the atomic radius increases. b. As one moves down a given column, the atomic radius decreases. c. As one moves across a given row, the atomic radius decreases. d. As one moves down a given column, the atomic radius increases. e. Both a and b f. Both c and d Answer: f 12. The mass number (A) is a. The number of protons in the nucleus. b. The number of neutrons in the nucleus. c. The average mass of an atom in a natural sample. d. The sum of the proton number and the neutron number. Answer: d 13. The atomic number (Z) is a. the number of protons in the nucleus. b. the number of neutrons in the nucleus. c. the average mass of an atom in a natural sample. d. the sum of the proton number and the neutron number. Answer: a 14. The Inner Transition Elements can also be called the a. lanthanides and actinides b. alkali metals c. alkaline earth metals d. halogens e. noble gases Answer: a 15. The ionic charge of selenium (Se) is expected to be a. +1 b. +2 c. −1 d. −2 e. −3 Answer: d 16. Another name for the elements in Group 7A is the a. lanthanides. b. alkali metals. c. alkaline earth metals. d. halogens. e. noble gases. Answer: d 17. Identify the following numbered items. a) 78 b) Pt 195.1 c) Answer: a. atomic number; b. chemical symbol; c. atomic weight or average atomic mass 18. Classify each of the following materials as an element, compound, heterogeneous mixture, or homogeneous mixture. a. chocolate chip cookies _ b. Mendelevium (Md) c. maple syrup d. soil e. gasoline Answer: a. heterogeneous mixture; b. element; c. homogeneous mixture; d. heterogeneous mixture; e. homogeneous mixture 19. Classify each of the following materials as an element, compound, heterogeneous mixture, or homogeneous mixture. a. air b. normal saline solution c. AmF3 d. Italian dressing e. mud Answer: a. homogeneous mixture; b. homogeneous mixture; c. compound; d. heterogeneous mixture; e. heterogeneous mixture 20. Classify each of the following materials as an element, compound, heterogeneous mixture, or homogeneous mixture. a. an unscrambled fried egg b. 5% glucose solution c. H2O . d. strontium e. chicken noodle soup Answer: a. heterogeneous mixture; b. homogeneous mixture; c. compound; d. element; e. heterogeneous mixture 21. Name the following. a. Zn 2+ b. CrO 4 − c. AlCl3 d. (NH4)2C2O4 − e. ClO Answer: a. zinc cation; b. chromate ion; c. aluminum chloride; d. ammonium oxalate; e. hypochlorite ion