Explain the law of mass and give an example that demonstrates it.

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?