Question
1. Write the equation for the titration of Ca2 + with EDTA. 2. Write the equations for the endpoint color change of Eriochrome Black T
1. Write the equation for the titration of Ca2+ with EDTA.
2. Write the equations for the endpoint color change of Eriochrome Black T (EBT) with Mg2+.
3. Report the water hardness as ppm CaCO3 of a 50.00 mL water sample that required 32.50 mL of 0.0100M EDTA to reach the endpoint of the titration.
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Algebra and Trigonometry
Authors: Ron Larson
10th edition
9781337514255, 1337271179, 133751425X, 978-1337271172
