Chemistry for nursing entrance exams worksheet with answers

Free printable Chemistry for nursing entrance exams worksheet: 8 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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Name: ____________________   Date: ____________

1.Easy

Which substance is a base?

  1. ALemon juice (citric acid)
  2. BVinegar (acetic acid)
  3. CSodium hydroxide (NaOH)
  4. DHydrochloric acid (HCl)
2.Easy

Boyle's law describes the relationship between which two properties of a gas, at constant temperature?

  1. APressure and volume
  2. BVolume and temperature
  3. CMass and volume
  4. DPressure and temperature
3.Easy

Salt water is an example of which kind of matter?

  1. AA pure element
  2. BA heterogeneous mixture
  3. CA compound
  4. DA homogeneous mixture (solution)
4.Medium

What is the shape of a water molecule?

  1. ABent
  2. BFlat triangle
  3. CTetrahedral
  4. DLinear
5.Medium

Which statement describes a strong acid?

  1. AIt only partly releases hydrogen ions
  2. BIt has a pH above 7
  3. CIt is always highly concentrated
  4. DIt ionises completely in water
6.Medium

Which property stays the same whether you have a small sample or a large sample of a pure substance?

  1. ADensity
  2. BMass
  3. CTotal heat content
  4. DVolume
7.Hard

A nurse wipes a patient's arm with an alcohol swab and the patient says the skin feels cold. What explains this?

  1. AThe alcohol absorbs heat from the skin as it evaporates
  2. BThe alcohol is stored at a much lower temperature than the room
  3. CThe alcohol reacts with the skin in an endothermic chemical reaction
  4. DThe alcohol blocks the skin's nerve endings for warmth
8.Hard

A sealed bag of crisps (potato chips) packed at sea level looks puffed up when it is carried to a high mountain. Why?

  1. AThe outside air pressure is lower, so the gas inside expands
  2. BThe bag becomes thinner and weaker at altitude
  3. CThe gas inside the bag is heated strongly by the mountain sunlight
  4. DMore gas is produced by the crisps at altitude

Answer key

  1. 1. C · Sodium hydroxide (NaOH)
  2. 2. A · Pressure and volume
  3. 3. D · A homogeneous mixture (solution)
  4. 4. A · Bent
  5. 5. D · It ionises completely in water
  6. 6. A · Density
  7. 7. A · The alcohol absorbs heat from the skin as it evaporates
  8. 8. A · The outside air pressure is lower, so the gas inside expands

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