A rectangular poster is /4 yard wide and / yard tall. What is its area? Solve this problem any way you choose

What is impossible to do with a hypothesis

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

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