Please help ASAP need this as last question. would the power generated by Hydro power Cover the requirements for the state of Mississippi.

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

What type of reaction fuels the processes seen here?