Which statement about subatomic particles is true? (2 points) protons are the only subatomic particles to have charge. electrons are the subatomic particles with the smallest mass. neutrons orbit the nucleus of the atom. subatomic particles all have the same mass.

Which other elements contain the same number of outer electrons as sodium

An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.