If the lab tech makes a solution by dissolving 38.56g potassium permanganate into 2.00 L, what concentration of solution has she made

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

When the water vapor cools it condenses select a number that represents his process on the

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium