What is the molar mass (in g/mol) of ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)

Answer and explanation

Correct answer: D. 100

  1. Step 1: Identify the constituent atoms in calcium carbonate (): calcium atom, carbon atom, and oxygen atoms.
  2. Step 2: Multiply by their atomic masses (, , ): .
  3. Step 3: Compute the total sum: .
Answer
100.

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