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Which of the following is a strong base in aqueous solution? O CH;OH O KCI O NH3 O KOH O HCIO4

Which of the following is a strong base in aqueous solution? O CH;OH O KCI O NH3 O KOH O HCIO4

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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**Question:** Which of the following is a strong base in aqueous solution? 1. ○ CH₃OH 2. ○ KCl 3. ○ NH₃ 4. ○ KOH 5. ○ HClO₄ **Explanation:** - **CH₃OH (Methanol):** An alcohol, not a base. - **KCl (Potassium Chloride):** A salt, not a base. - **NH₃ (Ammonia):** A weak base. - **KOH (Potassium Hydroxide):** A strong base. Dissociates completely in water to produce OH⁻ ions. - **HClO₄ (Perchloric Acid):** A strong acid, not a base. The correct answer is **KOH**.
Transcribed Image Text:**Question:** Which of the following is a strong base in aqueous solution? 1. ○ CH₃OH 2. ○ KCl 3. ○ NH₃ 4. ○ KOH 5. ○ HClO₄ **Explanation:** - **CH₃OH (Methanol):** An alcohol, not a base. - **KCl (Potassium Chloride):** A salt, not a base. - **NH₃ (Ammonia):** A weak base. - **KOH (Potassium Hydroxide):** A strong base. Dissociates completely in water to produce OH⁻ ions. - **HClO₄ (Perchloric Acid):** A strong acid, not a base. The correct answer is **KOH**.
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