The mass of a subway car and passengers is 45,500 kg. If it’s acceleration as it leaves a station is 0.6 m/s2, what is the net force (in N) acting on it?

What is the internal energy of 4.00 mol of diatomic nitrogen gas n2 at 455k

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

Name two kinds of practical electric pumps.