What would the name be for Lead (Pb) and Phosphorus (P) bonded together?

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

Of element x has 22 protons, how many electrons does it have

Sulfonic acids react like carboxylic acids when treated with thionyl chloride. draw the product of the reaction of para-toluene sulfonic acid with thionyl chloride. the name of the product will give you a hint.