Answer to Question #185533 in General Chemistry for fred

Question #185533

Hello, can you please provide the complete solutions of these questions. The answers are already given.

2. A 50.0-mL water sample was determined for hardness in terms of

CaCO3. It required 40.0-mL of 0.0100M EDTA solution for titration.

Calculate the total hardness in parts per million (ppm) CaCO3.

Molar Mass: CaCO3 = 100.1

Answer: 8.01 x 102 ppm

CaCO3


1
Expert's answer
2021-04-27T07:47:42-0400

Molar Mass: CaCO3 = 100.1


Total hardness ;"8.01 \u00d710^{2} ppm" CaCO3


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