The higher the energy of electromagnetic radiation, the 1. greater its mass.
2. higher the velocity of light.
3. longer its wavelength.
4. lower its frequency.
5. shorter its wavelength

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .

1.17 mol hcl and 2.5 mol naoh react according to the equation hcl + naoh -> nacl + h2o . if the limiting reactant is hcl, determine the amount of excess reactant that remains. answer in units of mol.