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shanda2k11
Sep 30, 2011, 04:57 PM
25.00mL of a tap water sample is titrated with 5.00 x 10^-3M EDTA solution.6.25mL is required to the endpoint .what is the hardness of the water in ppm

Unknown008
Sep 30, 2011, 11:11 PM
Try it out yourself first. Write the equation for the reaction taking place and try to get the answer. Is you still have problems, come back and show what you tried so that we may know what is your exact problem.