Water is a
a. ionic molecule
b. covalent molecule
c. polar covalent molecule
d. simple compound

What is the key to the recognition of codominance?

How can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.

To test the responsiveness of the kidneys, scientists have designed an experiment tracking urine output of people during a normal day, while regulating the in-take of water by mouth. what would be an appropriate hypothesis for this experiment?