Question

a standard hard water solution 1 gram of calcium carbonate per litre of solution.25 ml of this solution requires 32 ml of EDTA solution to reach the end point of the titration 25ml of an unknown hard water sample required 20ml of EDTA to reach the end point . 25ml of the boiled and filtered unknown hard water substance 10ml of EDTA to reach the end point of the titration.calculate Temporary Hardness, permanent hardness and total hardness of the unknown sample.​

Answer 1

Answer:

25 ml of this solution requires 32 ml of EDTA solution to reach the end point of the titration 25ml of an unknown hard water sample required 20ml of EDTA to reach the end point .

Missing: solut ‎| Must include: solut