6Atoms of which of the following elements will become most stable by gaining one electron?
A strontium (SE)
B. potassium (K)
C. bromine (Br)
D. gallium (Ga)

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?