In 100 mL of solution, the number of millimoles of ions is: — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
In 100 mL of $0.1 \text{ M } Na_2CO_3$ solution, the number of millimoles of $Na^+$ ions is:
Answer: 20
💡 Solution & Explanation
$\text{mmol } Na_2CO_3 = 10$. <br>Each formula unit has $2 Na^+$. <br>$\text{mmol } Na^+ = 10 \times 2 = 20$. [2, 29]
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