# Problem: How many N2O4 molecules are contained in 76.3 g N 2O4? The molar mass of N2O4 is 92.02 g/mol. A) 4.59 × 10 25 N2O4 molecules B) 5.54 × 10 25 N2O4 molecules C) 7.26 × 10 23 N2O4 molecules D) 1.38 × 10 24 N2O4 molecules E) 4.99 × 10 23 N2O4 molecules

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How many N2O4 molecules are contained in 76.3 g N 2O4? The molar mass of N2O4 is 92.02 g/mol.

A) 4.59 × 10 25 N2O4 molecules

B) 5.54 × 10 25 N2O4 molecules

C) 7.26 × 10 23 N2O4 molecules

D) 1.38 × 10 24 N2O4 molecules

E) 4.99 × 10 23 N2O4 molecules

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 Bryant's class at USF.