How much water would I need to add to 700 mL of a 2.7 M KCl solution to make a 1.0 M solution?

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.