QuestionApril 15, 2026

3. What is the number of moles of N_(2)(g) that contains 9.03times 10^23 molecules? 0.667 1.50 33.6 42.0

3. What is the number of moles of N_(2)(g) that contains 9.03times 10^23 molecules? 0.667 1.50 33.6 42.0
3. What is the number of moles of N_(2)(g) that contains 9.03times 10^23 molecules? 0.667 1.50 33.6 42.0

Solution
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Answer

1.50 Explanation 1. Use Avogadro’s number **n = \dfrac{N}{N_A}**, where N_A = 6.022 \times 10^{23} molecules/mol. 2. Substitute values n = \dfrac{9.03 \times 10^{23}}{6.022 \times 10^{23}} = 1.50 mol.

Explanation

1. Use Avogadro’s number <br /> **$n = \dfrac{N}{N_A}$**, where $N_A = 6.022 \times 10^{23}$ molecules/mol. <br /><br />2. Substitute values <br /> $n = \dfrac{9.03 \times 10^{23}}{6.022 \times 10^{23}} = 1.50$ mol.
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