You tested for the presence of the alkene functional group using KMnO4. A positive test was indicated by the appearance of a brown MnO2 precipitate. What happens to the alkene when the permanganate is reduced to MnO2

If a solution had a ph of 7 what is the solution

Ok, so i have 2 questions. try to answer them both: (the topic is fire) 1) how can you represent the chemical reaction of fire? 2) what kind of bond is formed in this chemical reaction

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.