Answer Happy

Question 15 (3 points) Question 9: What observation are you looking for to tell you that you've reach the endpoint in the titrations in the Oxidation-Reduction lab? The pale blue color last for 1 seconds The pale blue color last for 15 seconds The pale pink color last for 15 seconds The pale pink color last for 1 seconds Question 16 (5 points) ✓ Saved Question 10: If 28.72 ml of 0.0201 M KMnO4 is required to titrate a 0.252g sample of K3[Fe(C204)31-3H20, what is the percent C2042. in the complex? What is the percent purity of the complex? (Using the balanced equation you got in question 6-3)