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The number of atoms present in 1 mole of...

The number of atoms present in 1 mole of nitrogen molecule are

A

`6.022xx10^(25)`

B

`6.022xx10^(24)`

C

`2xx6.022xx10^(23)`

D

`6.02xx10^(22)`

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The correct Answer is:
To find the number of atoms present in 1 mole of nitrogen molecules (N₂), we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Mole Concept**: - One mole of any substance contains Avogadro's number of particles, which is approximately \(6.022 \times 10^{23}\). 2. **Identify the Molecule**: - In this case, we are dealing with nitrogen gas, which exists as diatomic molecules (N₂). This means each molecule of nitrogen contains 2 nitrogen atoms. 3. **Calculate the Number of Molecules in 1 Mole of N₂**: - Since 1 mole of N₂ contains \(6.022 \times 10^{23}\) molecules of nitrogen. 4. **Calculate the Number of Atoms**: - Each molecule of N₂ contains 2 nitrogen atoms. Therefore, the total number of nitrogen atoms in 1 mole of N₂ is: \[ \text{Number of nitrogen atoms} = 2 \times (\text{Number of molecules in 1 mole of N₂}) \] \[ = 2 \times 6.022 \times 10^{23} \] \[ = 12.044 \times 10^{23} \] 5. **Final Answer**: - Thus, the number of atoms present in 1 mole of nitrogen molecules (N₂) is \(12.044 \times 10^{23}\). ### Summary: The number of atoms present in 1 mole of nitrogen molecules is \(12.044 \times 10^{23}\).
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