The motion of a piston in an automobile engine is nearly simple harmonic. if the 1-kg piston travels back and forth over a total distance of 15.6 cm if 14.2 m/s is the maximum speed of the piston, in rpm the engine is running at?

In the derivation of rrkm theory, a factor of 1/2 is introduced when equalizing the rates of formation and decomposition of activated complex as keal-hr) = ko this is clearly against the assumption of transition state theory that states all the activated complex in the transition state iss going to the product. find the reason why this factor is introduced here.

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?

Where do magnetic lines of force enter earth?