Question: 4) Indicate whether COD results would probably be higher, Iower or the same as the true value under the following conditions and briefly explain why:

 4) Indicate whether COD results would probably be higher, Iower or

4) Indicate whether COD results would probably be higher, Iower or the same as the true value under the following conditions and briefly explain why: a) mercuric sulfate was not added b) silver sulfate was not added c) the ferrous ammonium sulfate was assumed to have the same normality as it did 2 weeks prior to the current analysis

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