Question

During an investigation, the contents of two test tubes were mixed in two different water baths at different temperatures. A record of the investigation is shown below:Investigation RecordWater BathTemperature of BathSubstances in Test Tubes1160 °Fone test tube with deep blue colored starch and iodine solution; one test tube with saliva solution280 °Fone test tube with deep blue colored starch and iodine solution; one test tube with saliva solutionThe deep blue color of the starch and iodine solution disappears when it reacts with saliva. Which of the following best explains the rate of disappearance of the color when the substances in the test tubes were mixed?

Answer 1

im not sure but find on google.