**Statement-1:** Average atomic mass of Chlorine is 35.5. <br>**Statement-2:** Chlorine contains two — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
**Statement-1:** Average atomic mass of Chlorine is 35.5. <br>**Statement-2:** Chlorine contains two isotopes $^{35}Cl$ and $^{37}Cl$ in a $3:1$ ratio.
Answer: A
💡 Solution & Explanation
$\text{Avg. mass} = (35 \times 3 + 37 \times 1) / 4 = 142 / 4 = 35.5$. Statement-2 provides the correct data and logic for the calculation.
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