[K']

I have collected my data at lab this week and the overall lab seemed to be straight forward, short and nice. However, while writing my lab report, I have some difficulties understanding the results I have come up with.
When using the formula Keq = [FeSCN+2]/[Fe+3]*[SCN-] The Keq returned a huge value and that doesn't seem right.
Here is the data:


Thanks.

[Borek]

Hard to say what is going on, there is nothing obviously wrong with your calculations.