What is the general relationship between distance from the sun and a planets density?

There is no connection between a planet's distance from the Sun and its rate of rotation (spin on its own axis or Planetary Rotation Period). While it is true that, generally speaking, the gas giants have higher rotation rates than the earth like planets closer to the Sun, any correlation is only coincidental.

Explanation:

sum it up

looks like the answer is     c     to me!

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?