If the magnitude of resultant of two vectors each of magnitude f is also of magnitude f ,what will be the angle between then ? also give explanation

Will a heavier bowling ball hit pins better than a lighter bsll

According to valence bond theory, which orbitals overlap in the formation of the bond in hf according to valence bond theory, which orbitals overlap in the formation of the bond in hf 2s on h and 2p on f 1s on h and 2s on f 1s on h and 1p on f 1s on h and 2p on f 1s on h and 3p on f

The energy equivalent of the rest mass of an electron is