Problem: Decide it is time to clean your pool since summer is quickly approaching. Your pool maintenance guide specifies that the chlorine, CI2, concentration of the pool should be between 1 and 3 ppm. In order to determine if your pool is safe to swim in, you send a sample of pool water to a chemist for analysis of the CI2 content. The chemist reports a chlorine concentration of 2.17 times 10 -5 M. Convert the concentration of CI2 to parts- per- million (ppm).

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Decide it is time to clean your pool since summer is quickly approaching. Your pool maintenance guide specifies that the chlorine, CI2, concentration of the pool should be between 1 and 3 ppm. 

In order to determine if your pool is safe to swim in, you send a sample of pool water to a chemist for analysis of the CI2 content. The chemist reports a chlorine concentration of 2.17 times 10 -5 M. 

Convert the concentration of CI2 to parts- per- million (ppm).

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the ppm concept. If you need more ppm practice, you can also practice ppm practice problems.

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Based on our data, we think this problem is relevant for Professor Laskin & Skrynnikov's class at PURDUE.