Rhode Island Cosmetology and Barbering Practice Exam

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Prepare for the Rhode Island Cosmetology and Barbering Exam. Our quiz offers multiple choice questions and detailed explanations, ideal for mastering the knowledge necessary for certification in the cosmetology and barbering fields.

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

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What range of pH values is considered alkaline?

  1. 0-7

  2. 7

  3. 7-14

  4. None of the above

The correct answer is: 7-14

An alkaline pH level refers to any level above a pH of 7. Option A (0-7) represents a range of acidic pH levels, while Option B (7) represents a neutral pH level. Option D states that none of the above options are correct, which is not the case as Option C (7-14) accurately represents the range of alkaline pH values.