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

What is the SI unit of energy?

  1. ANewton
  2. BKelvin
  3. CWatt
  4. DJoule
2.Easy

At sea level, at what temperature does pure water freeze?

  1. A100 °C (212 °F)
  2. B0 °C (32 °F)
  3. C−32 °C (−26 °F)
  4. D32 °C (90 °F)
3.Easy

Which three elements make up carbohydrates?

  1. ACarbon, hydrogen and nitrogen
  2. BCarbon, nitrogen and sulfur
  3. CHydrogen, nitrogen and phosphorus
  4. DCarbon, hydrogen and oxygen
4.Medium

Why does ice float on liquid water?

  1. AIce contains trapped air from the freezer
  2. BIce is less dense than liquid water
  3. CIce has a higher mass than the same volume of water
  4. DIce is denser than liquid water
5.Medium

Which bond joins amino acids together in a protein?

  1. AA glycosidic bond
  2. BAn ionic bond
  3. CA peptide bond
  4. DA hydrogen bond
6.Medium

Why is a water molecule polar?

  1. AWater has ionic bonds between hydrogen and oxygen
  2. BHydrogen is more electronegative than oxygen
  3. COxygen pulls the shared electrons more strongly, and the molecule is bent
  4. DWater molecules are straight, with both hydrogens on one line
7.Hard

A solution contains 250 mg of a substance in every 5 mL. How many grams of the substance are in 100 mL?

  1. A5000 g
  2. B50 g
  3. C5 g
  4. D0.5 g
8.Hard

Which of these is a weak acid?

  1. ASulfuric acid
  2. BAcetic acid (in vinegar)
  3. CHydrochloric acid
  4. DNitric acid

Answer key

  1. 1. D · Joule
  2. 2. B · 0 °C (32 °F)
  3. 3. D · Carbon, hydrogen and oxygen
  4. 4. B · Ice is less dense than liquid water
  5. 5. C · A peptide bond
  6. 6. C · Oxygen pulls the shared electrons more strongly, and the molecule is bent
  7. 7. C · 5 g
  8. 8. B · Acetic acid (in vinegar)

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