The average atomic mass of the element has to be between The element is most likely (use periodic table)
60 and 65, copper
74 and 80, selenium
70 and 74, germanium

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma