The Reactants are on the left and the products are on the right how many blue beads how many blue beads will the students need to model each side of the equation

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration