When iron is added to HCl, 720 cm3 of hydrogen is produced. What is the mass of iron used? Fe(s) + 2HCl(aq) → FeCl2(aq) + H2 (g)

11 players on a field that has a maximum of 11 players

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a