The purpose of this worksheet is to assess that learners have a basic understanding of the concepts of moles and molar mass, and that they can use these in simple equations.

Step 1

Answer the following worksheet questions:

  1. Calculate the molar mass of the following chemical compounds:
  • KOH
  • FeCl3
2. You have a sample containing 3 moles of calcium chloride.

  • What is the chemical formula of calcium chloride?
  • How many calcium atoms are in the sample?

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