If 7.50 x 1024 molecules of a substance have a mass of 454 g, what is the molar mass of the substance?

If 7.50 x 1024 molecules of a substance have a mass of 454 g, what is the molar mass of the substance?
A)2.73 x 1026 g/mol
B)3.41 x 1027 g/mol
C)5.65 x 103 g/mol
D)36.5 g/mol
E)12.5 g/mol


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