An open nanometer is filled with mercury and connected to a container of hydrogen gas. The mercury level is 57mm higher in the arm of the tube connected to the hydrogen. If the atmospheric pressure is 0.785 atm, what is the pressure of the hydrogen gas, in the atmospheres?

Which is a characteristic of mixtures?

Fission of uranium-235 products energy and a. isotopes of smaller elements b. isotopes of larger elements c. lighter isotopes of uranium d. heavier isotopes of uranium

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object