Practice Quiz

Health Occupations Readiness Test Prep - Question List

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101. Which of the following compounds is classified as a metallic oxide?
  1. H2O
  2. Na2O
  3. CO2
  4. NO2
  5. SO2
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102. A saturated solution of NaCl is heated until more solute can be dissolved. How is this solution best described?
  1. Dilute
  2. Immiscible
  3. Supersaturated
  4. Unsaturated
  5. Hydrophobic
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103. A 40.0 gram sample of a radioactive element decays to 5.0 grams in 15 hours. What is the half-life of this element?
  1. 3 hours
  2. 2 hours
  3. 6 hours
  4. 7.5 hours
  5. 5 hours
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104. Which of the following compounds contains a double bond?
  1. C2H6
  2. C2H4
  3. C3H8
  4. CH4
  5. C4H10
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105. What is the duodenum responsible for?
  1. Breaking down food in the small intestines
  2. Cleans the blood
  3. Creates bile
  4. Absorbs oxygen
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