Suppose you and a group of friends were planning to run a 10-mile race. You check the Air Quality Health Index and find that the AQHI for today is "5." Assume one of your friends has severe asthma. What would Environment health warnings suggest you do about the race?

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?