Amixture of copper and tin would be called a(n)

Water is important for the of cells. a: size, shape, and temperature b: temperature, color, and odor c: color, odor, and size d: shape, temperature, and color

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have