How to estimate copper by iodometric method?

Your report must include the following information in the two sections below.

1. Unknown number

2. The three weights of KIO3 used for the standardization of thiosulfate

3. Volume in mL of thiosulfate for each of your standardization titrations

4. Average molarity of the thiosulfate solution

5. Weight of brass used for each sample

6. Volume of thiosulfate solution used for each sample