Problem: How many molecules are present in each of the following samples? a) 3.5 mol of SO2 b) 0.383 mol of CO c) a sample of NH3 containing Avogadro's number of molecules 

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How many molecules are present in each of the following samples? 

a) 3.5 mol of SO2 

b) 0.383 mol of CO 

c) a sample of NH3 containing Avogadro's number of molecules 

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