Titan is bigger than mercury. true or false.

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.

At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?