Astudent added 25.0 ul of a solution of magnesium chloride to a microcentrifuge tube along with a color changing indicator, and titrated with 1.00 x 10−2 m edta to the endpoint. the color change occurred at 21.3 ul. what was the [mg2+]?

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water pollution kills aquatic life. aquatic life includes algae and other plant life that use photosynthesis. photosynthesis takes   c02 out of the air.  

c02is a greenhouse gas.

i think it is true since you can test the answer and can use observations to complete it.