What are all the elements that form an anion Type all that apply
is it selenium, calcium, fluorine, iodine, potassium, rubidium, magnesium, sulfur, barium, and/or bromine?

Imagine that you own a property that is exactly 2.2 acres large. you want to sell your property, but your realtor tells you that you cannot sell your land by the acre. in order to sell your land you need to determine the area you own in units of square meters? given that there are 1.6 kilometers in 1 mile and 640 acres in 1 square mile, what is the area of land that you own in square meters square meters?

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

Why do cells appear different in distilled water than they do in 10% salt water?