When an anion forms from an element, usually has the same configuration as a noble gas at the end of the elements.

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg