A vehicle is moving forward with a force of 58,750N and an acceleration of 25m/s. What is the mass of the vehicle

The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

How does the motion of particles in a gas change as the gas cools