What is the difference between nuclear fission and nuclear fusion

Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.

You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from