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

Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.