Which varible is NOT required to find the Gibbs free energy change?

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?

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Which description best characterization the motion of particles in a solid