How many half filled orbitals are in a sulfur atom?

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

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?

Acontrol during an experiment. might change remains constant does not exist does change