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Questions and Answers
Which of the following accurately describes a basic substance on the pH scale?
Which of the following accurately describes a basic substance on the pH scale?
- It has a higher concentration of hydrogen ions than hydroxyl ions
- It has a pH value of 7
- It has a lower concentration of hydrogen ions than hydroxyl ions (correct)
- It has a pH value below 7
What is the pH value of a substance with a higher concentration of hydrogen ions than hydroxyl ions?
What is the pH value of a substance with a higher concentration of hydrogen ions than hydroxyl ions?
- Above 7
- Cannot be determined from the given information
- 7
- Below 7 (correct)
What is the relationship between the pH value and the concentration of hydrogen ions?
What is the relationship between the pH value and the concentration of hydrogen ions?
- The pH value is inversely proportional to the concentration of hydroxyl ions
- The pH value is directly proportional to the concentration of hydrogen ions
- The pH value is inversely proportional to the concentration of hydrogen ions (correct)
- The pH value is directly proportional to the concentration of hydroxyl ions
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