Which object has the greatest velocity? Assume the objects have equal masses. - Object D, with 50 joules of kinetic energy.

- Object A, with 10 joules of kinetic energy

- Object C, with 30 Joules of kinetic energy

- Object B, with 20 joules of kinetic energy

State the formula for density in words and mathematical symbols

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.