You Observe That a Solution Turns from Red to Green

question 10

Multiple Choice

You observe that a solution turns from red to green very slowly. If you place a small piece of platinum in the solution, the change occurs much more rapidly, yet the platinum remains unchanged. Which of the following best explains this experimental result?

• A) The platinum provided activation energy.
• B) The platinum is an enzyme.
• C) The platinum is a catalyst.
• D) The platinum is an oxidizing agent.

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Nonverbal

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A persistent pain state that lasts for extended periods, often for more than three months, which may not respond well to standard treatment.

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