In a chemical equation, the number written in front of the chemical formula is the

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?

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work

What produces wave a)sound b) heats c)transfer of energy d)vibrations