Use a verbal description and use these words; Speeding up, Slowing down, and Constant speed.

Describe uniform velocity and variable velocity in short

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value

Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.