What do all the theories in the table have in common?

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius