An ion that consists of 7 protons, 6 neutrons, and 10 electrons has a net charge of(i ) 4- (3) 3+(2) 3- (4) 4+

Which statement describes james chadwick’s discovery.

One of the hopes for solving the world's energy problem is to make use of the fusion reaction 21h +31h --> 42he + 10n + energy how much energy is released when 1 mol of deuterium is fused with 1 mol of tritium according to the above reaction? the masses of the atoms and the neutrons are as follows: 21h = 2.0140 amu 31h = 3.01605 amu 42he = 4.002603 amu 10n = 1.008665 amu. the speed of light is 2.9979 x 108 m/s.

8) warming your hands by a fire is an example if which heat transfer? a. conduction b. convection c. radiation d. none of these