The number of N atoms in of is X . The value of is () [Nearest Integer]

Question

The number of N atoms in  of  is X . The value of  is  () [Nearest Integer]

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Strategy:
 Calculate the molar mass of the compound TNT (), determine the moles in the given mass, find the moles of Nitrogen atoms (3 per molecule), and finally convert to the absolute count.

Step 1: Calculate molar mass of TNT
.

Step 2: Calculate moles of TNT

Step 3: Calculate number of Nitrogen atoms
Each molecule has 3 N atoms.
Total moles of N atoms .
Number of atoms .

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