Hi can anyone help me with the calculations to find the formula for Uranium (v) Sulfide Formula for Uranium (v): U5+ Formula for Sulfide: S²- U5+ + S²- = I am trying to find the calculation to add them, but I keep running into issues can someone please help I have referred to the my book but I am still having issues please help with explanation not just the answer

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.