Which of these choices is the proper way to dilute a concentrated acid?
Correct answer: B. The rule is to add water to the concentrated acid slowly.
- A. The rule is to add concentrated acid to water slowly.
- B. The rule is to add water to the concentrated acid slowly.
- C. Carefully replace unused or excess chemicals into their properly labeled containers from which they came.
- D. Flush eyes with water at the eyewash fountain for at least 15 minutes, and then report the accident for further help.
- E. Dispose of chemicals in the proper places and following posted procedures. Do not return them to their original containers.
Explanation
Option b, "The rule is to add water to the concentrated acid slowly," is correct because when diluting a concentrated acid, it's crucial to add water to the acid slowly. This helps prevent the solution from becoming too hot, potentially causing splattering or even a violent reaction. It also ensures that the acid is evenly distributed and diluted.
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