Chemistry for the Health Professions Practice Exam
Course Introduction
Chemistry for the Health Professions offers a foundational exploration of chemical principles as they relate to biological systems, emphasizing topics relevant to health and medical fields. Students will study the structure and function of atoms and molecules, chemical bonding, states of matter, solutions, acids and bases, and essential biochemical processes. The course integrates real-world health applications, such as the chemical basis of metabolism, pharmacology, and the molecular mechanisms of disease, preparing students for advanced studies in healthcare, nursing, or allied health sciences.
Recommended Textbook
Chemistry in Context 9th Edition by Kim Amer
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14 Chapters
630 Verified Questions
630 Flashcards
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Page 2
Chapter 1: Portable Electronics: the Periodic Table in the
Palm of Your Hand
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Sample Questions
Q1) What is the density of a block of material that is 12 cm x 6 cm x 2 cm and has a mass of 356 g?
A)1.00 g/cm<sup>3</sup>
B)2.47 g/cm<sup>3</sup>
C)3.56 g/cm<sup>3</sup>
D)4.95 g/cm<sup>3</sup>
Answer: B
Q2) A recent set of advertisements has a picture of an aluminum can with an aluminum-frame bicycle,along with a hypothetical quote from the can that reads: "I want to be a bike.Recycle me." The analysis of the life cycle of an item starting with its raw materials and ending with the used item becoming the raw material for new products is called
A)cradle-to-grave.
B)reusability.
C)cradle-to-cradle.
D)cost-benefit analysis.
Answer: C
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Page 3
Chapter 2: The Air We Breathe
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Sample Questions
Q1) Which substance is not considered to be an air pollutant?
A)N<sub>2</sub>
B)SO<sub>2</sub>
C)NO<sub>2</sub>
D)O<sub>3</sub>
Answer: A
Q2) P<sub>2</sub>O<sub>5</sub> is the chemical formula for
A)pentoxygen diphosphide.
B)diphosphorus pentoxide.
C)dioxygen pentaphosphide.
D)monophosphorus pentoxide.
Answer: B
Q3) Ozone is a secondary pollutant.A secondary pollutant is
A)not as hazardous as a primary pollutant.
B)not produced directly but as the product of the interaction of two or more pollutants.
C)one that is naturally present in our atmosphere.
D)one that is less hazardous than a primary pollutant.
Answer: B
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Chapter 3: Radiation From the Sun
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Sample Questions
Q1) Why are HFCs environmentally superior to the currently used HCFCs?
A)HFCs are not flammable
B)HFCs do not contain chlorine
C)HFCs are lighter and may be transported more easily
D)HFCs are less reactive than HCFCs
Answer: B
Q2) Which of the following is most biologically damaging type of radiation?
A)UV-A
B)UV-B
C)UV-C
D)Infrared
Answer: C
Q3) The Montreal protocol is a
A)treaty to protect against global warming.
B)treaty to reduce the amount of CFCs produced in the world.
C)list of substitutes for CFCs.
D)way to destroy CFCs in the stratosphere.
Answer: B
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Chapter 4: Climate Change
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Sample Questions
Q1) What international agreement attempted to reduce greenhouse gas emissions?
A)Kyoto Protocol
B)Montreal Protocol
C)Oslo Accords
D)Nuremburg Treaty
Q2) Methane is approximately 23 times more powerful than carbon dioxide as a greenhouse gas.Which are significant sources of methane emissions?
i.The digestive systems of ruminants (cows,sheep,etc. )
ii.Automobile exhaust
iii.Rice cultivation
iv.Decaying wetland vegetation
A)i only
B)i and ii only
C)ii only
D)i,iii,and iv only
Q3) Which of the following are ways that aerosols may affect climate?
A)Scattering incoming radiation
B)Nucleation of clouds
C)Absorbing incoming radiation
D)All of these choices are correct
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Chapter 5: Energy From Combustion
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Sample Questions
Q1) The following molecules contain only single bonds. NH<sub>3</sub>(g) + 3F<sub>2</sub>(g) \(\rarr\) NF<sub>3</sub>(g) + 3 HF(g)The bond energies are: N - H 391 kJ/mol;F - F 158 kJ/mol;N - F 272 kJ/mol;H - F 566 kJ/mol.Which is the heat evolved or absorbed per mole of NH<sub>3</sub> that reacts with F<sub>2</sub>?
A)+289 kJ/mol
B)+867 kJ/mol
C)-289kJ/mol
D)-867 kJ/mol
Q2) A calorie is defined as exactly 4.184 J.Therefore 1.000 Cal is exactly
A)41.84 J.
B)418.4 J.
C)1000 J.
D)4184 J.
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Chapter 6: Energy From Alternative Sources
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Sample Questions
Q1) Silicon has four electrons in its outer energy level,gallium has three.Adding small amounts of gallium to pure silicon
A)destroys the ability of the silicon to act as a semiconductor.
B)provides the basis for using the silicon as a fuel cell.
C)creates a p-type semiconductor.
D)creates an n-type semiconductor.
Q2) If 1.8 * 10<sup>14</sup> J is released in a nuclear reaction,how much matter was lost?
A)2.0 * 10¯<sup>3</sup> kg
B)7.2 * 10<sup>2</sup> kg
C)6.0 * 10<sup>5</sup> kg
D)1.6 * 10<sup>31</sup> kg
Q3) Which is not a benefit associated with nuclear power plants?
A)Efficient production of electricity
B)Reduction of CO<sub>2</sub> in the atmosphere
C)Inexpensive to operate
D)Helps reduce the levels of acid rain
Q4) All zero greenhouse gas emission fuel sources are also renewable.
A)True
B)False
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Chapter 7: Energy Storage
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Q1) How do the interactions that are broken in water when it is boiled compare with those broken when water is electrolyzed?
A)Boiling water breaks intermolecular attractions and electrolysis breaks covalent bonds
B)Boiling water breaks covalent bonds and electrolysis breaks intermolecular attractions
C)Boiling water and electrolysis of water break covalent bonds
D)Boiling water and electrolysis of water break intermolecular forces
Q2) Which of the following automotive energy storage devices would give rise to the fastest acceleration from zero to 60 mph?
A)Li-ion rechargeable batteries
B)Fuel cells
C)NiMH rechargeable batteries
D)Supercapacitors
Q3) Chemical energy is converted directly into electrical energy in
A)a galvanic cell.
B)an electrical power plant.
C)an electrolytic cell.
D)an automobile's engine.
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Chapter 8: Water Everywhere: A Most Precious Resource
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Sample Questions
Q1) In general,hydrogen bonds are
A)about ten times stronger than typical covalent bonds.
B)about 1/10 as strong as typical covalent bonds.
C)found in every molecule containing more than one hydrogen atom.
D)found only between H atoms in molecules like H<sub>2</sub>.
Q2) An acidic fog in Pasadena was found to have a pH of 2.50.Which expression represents this pH measurement?
A)M<sub>OH¯</sub> = 3.2 * 10¯<sup>12</sup> M
B)M<sub>OH¯</sub> = 3.2 * 10¯<sup>9</sup> M
C)M<sub>H+</sub> = 9.7 * 10¯<sup>3</sup> M
D)M<sub>H+</sub> = 2.5 M
Q3) Which is not a consequence of hydrogen bonding between water molecules?
A)Water has a high boiling point
B)Ice floats on water
C)Water has a high specific heat
D)Water is colorless and odorless
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Chapter 9: The World of Polymers and Plastics
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Sample Questions
Q1) Which of these statements are correct for both addition and condensation polymerization?
i.Monomer units chemically bond together
ii.Product contains all the atoms of the starting material
iii.A second product,like water,is also formed during the polymerization process
A)i only
B)i and ii
C)ii only
D)ii and iii
Q2) Which polymer is incorrectly matched with its use?
A)LDPE-plastic bag
B)HDPE-milk jug
C)PS-contact lenses
D)PET-soda bottles
Q3) Which synthetic polymer is a copolymer?
A)PVC
B)PS
C)HDPE
D)PET
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Chapter 10: Brewing and Chewing
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Sample Questions
Q1) What is the concentration of dissolved carbon dioxide in a sealed 1L bottle under a 1.25 atm pressure.(Henry's Law constant for carbon dioxide is 29.4 L*atm/mol. )
A)0.04 M
B)0.8 M
C)23.52 M
D)36.75 M
Q2) Egg whites start out translucent and become white only after heat is added.What type of change occurs when the egg turns white?
A)Chemical only
B)Physical only
C)Chemical and physical
D)Neither chemical nor physical
Q3) Lime juice has a pH of approximately 2.0.What is the approximate concentration of H+ ions?
A)0.01M
B)0.02M
C)0.14M
D)0.30M
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12
Chapter 11: Nutrition
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Sample Questions
Q1) A 120-pound person uses 3 Calories per minute walking at a 20 min/mile pace.Approximately,how many miles would a person have to walk to burn off a scoop of ice cream (175 Calories)?
A)1.5 miles
B)2.0 miles
C)2.5 miles
D)3.0 miles
Q2) Which statement correctly describes starch and cellulose?
A)Starch is a polymer of glucose,cellulose is not
B)Starch and cellulose have identical structures but different properties
C)Starch and cellulose are both made from glucose but have different linkages
D)Starch and cellulose are both easily digested by the body
Q3) Which butter substitute has the highest percentage of trans fats?
A)Benecol
B)Brummel & Brown
C)I Can't Believe It's Not Butter
D)All of these choices have the same percentage
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13
Chapter 12: Health Medicine
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Sample Questions
Q1) The common OTC medication ibuprofen is sold as a racemic mixture although only the L-isomer is a pain reliever.What does the term racemic mixture mean?
A)There is an equal mixture of the + and - optical isomers in the drug preparation
B)There are two active ingredients in the drug preparation
C)The inactive optical isomer does not cause serious side effects
D)The inactive isomer is transformed into the active isomer in the body
Q2) Modern drug discovery often starts with a large library of compounds.These library studies are important because
A)cancerous tissue is much more difficult to target than foreign invaders.
B)old drugs will never be effective against new targets.
C)the search will definitely yield a new candidate drug.
D)the search may yield a number of possible framework pieces to build into a good drug.
Q3) Select the correct statement regarding weak and strong acids.
A)A weak acid will resist changes to pH
B)A strong acid will resist changes to pH
C)A strong acid will not release its protons easily
D)A weak acid will completely dissociate in water
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Page 14
Chapter 13: Genes and Life
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Sample Questions
Q1) Insulin derived from animals was used to treat diabetes cases until genetic modification techniques arose in the late 1970s.Which of the following was a drawback of nonhuman insulin?
A)Impurities in the insulin led to allergic reactions in some human patients
B)Animal-derived insulin carried other diseases
C)Animal insulin was expensive to obtain
D)Small chemical differences between animal and human insulin led to allergic reactions in some human patients
Q2) What forces hold the two strands of DNA together?
A)Covalent bonds
B)Ionic bonds
C)Salt bridges
D)Hydrogen bonds
Q3) A codon is three
A)bases in DNA.
B)amino acids in a polypeptide.
C)chemical units in a nucleotide.
D)sugar in a polysaccharide.
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Chapter 14: Who Killed Drthompson a Forensic Mystery
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Sample Questions
Q1) It is impossible to detect,remove,and analyze fingerprints from the surface of a victim's skin.
A)True
B)False
Q2) The acronym DNA stands for
A)deoxiribonucleic acid.
B)deoxynucleic acid.
C)deoxyribonucleic acid.
D)diribonucleic acid.
Q3) It has been proven that eating or drinking at a crime scene will not comprise evidence.
A)True
B)False
Q4) DNA is not easily obtained from A)saliva.
B)blood.
C)sweat.
D)fingerprints.
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