A cell requires water to live how does water enter the cell

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

As light moves from one material into the next, which of the following affects how much the light waves will refract, or bend? angle at which the ray strikes the medium color of the material density of the material temperature of the light wave

In general metals get as you move from left to right across the periodic table.