Please help! Its for a quiz and i’m not really sure..

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration?

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?