How much iron can be generated when 55g of sulphur is heated with excess iron fillings

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory

How do i turn 2 s into one in the products