Explain how the solubility of water is useful in maintaining various life processes.

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

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this