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Questions and Answers
Which of the following is true about hydronium and hydroxide ions?
Which of the following is true about hydronium and hydroxide ions?
- Hydronium ions have a negative charge, while hydroxide ions have a positive charge.
- Both hydronium and hydroxide ions have a negative charge.
- Hydronium ions have a positive charge, while hydroxide ions have a negative charge. (correct)
- Both hydronium and hydroxide ions have a positive charge.
Which of the following correctly describes the pH scale?
Which of the following correctly describes the pH scale?
- The pH scale measures the concentration of hydronium ions in a solution. (correct)
- The pH scale measures the concentration of hydrogen ions in a solution.
- The pH scale measures the concentration of water molecules in a solution.
- The pH scale measures the concentration of hydroxide ions in a solution.
What happens when hydronium and hydroxide ions combine in a solution?
What happens when hydronium and hydroxide ions combine in a solution?
- They react to form water. (correct)
- They form a highly acidic solution.
- They repel each other and remain separate.
- They form a neutral solution.
