What group of elements has the most stable arrangement in their outer energy level?

Which are forms of frozen water? check all that apply. dew frost hail rain sleet

Will mark as brainliest ! how many grams of iron metal do you expect to be produced when 245 grams of an 80.5 percent by mass iron (ii) nitrate solution react with excess aluminum metal? show all work needed to solve this problem!

Match each state of matter with the statement that best describes it.