Chemistry, please help

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .

What does the symbol (–hfus) indicate in a phase change?

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2