Problem: How many molecules are in 3.6 grams of NaCl?

FREE Expert Solution

The flow of the solution is

mass NaCl (molar mass NaCl) → mol NaCl (Avogadro’s number) → NaCl molecules 


The values that we need are

  • mass NaCl = 3.6 g 
  • molar mass NaCl = 58.44 g/mol
  • Avogadro's number: 6.022x1023 molecules NaCl in 1 mol NaCl


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Problem Details

How many molecules are in 3.6 grams of NaCl?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Mole Concept concept. You can view video lessons to learn Mole Concept. Or if you need more Mole Concept practice, you can also practice Mole Concept practice problems.

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Based on our data, we think this problem is relevant for Professor Czernuszewicz's class at UH.