Janise

calculate the force acting on a falling 2 kg mass.

An occupant of a car has a chance of surviving a crash if the deceleration during the crash is not more than 30 g. Calculate the force on a 70 kg person deceleerating at the same rate.

How many different rectangles can you make so that each one has a perimeter of 16 inches?

(1.5x10^-3 mole)6.022x10^23 molecules)/1 mole =

Is there any periodicity in the maximumm oxidation number for elements 11 through 17? If so, explain your answer.