0.10 mol dm-3 NaCI conducts electricity better than 0.10 mol dm-3 CH3COOH because the solution...

Chemistry

WAEC 2000

0.10 mol dm-3 NaCI conducts electricity better than 0.10 mol dm-3 CH3COOH because the solution of NaCI

A. contains more ions
B. is neutral to litmus
C. has a lower molar mass
D. has a higher pH

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Correct Answer: Option A

Explanation

0.10 mol \(dm^{-3}\) NaCI conducts electricity better than 0.10 mol \(dm^{-3}\) \(CH_3COOH\) because the solution of NaCI contains more ions. When an ionic compound like NaCI dissolves in water, it dissociates into its component ions, \(Na^+\) and \(Cl^{-}\)

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