How many µm are found in a shape that has a volume of 4.64 x 10^-9 cm^3

One or more substances changing into one or more substances is an example of a

Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j

What reaction is taking place? 02 + c3h8 = h20 + co2