Adhesion describes waters attraction to

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Can someone me with questions 12 and 13 plz.

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?