Which particle has a mass of approximately 1 atomic mass unit?

a) an alpha particle
b) a beta particle
c) an electron
d) a neutron

How many moles of al3+ ions are in 1.25 moles of al2o3

Explain what happens at the saturation point when adding salt to water at room temperature.

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.