¿what is the density of a rock if it has a mass of 50 g and a volume of 10 ml?

Consider the function represented by the equation 1/2 j + 1/4 k equals 3 which shows the equation written in function notation with j as the independent variable

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

Find the area of the regular hexagon if a side is 20 cm.