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Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)
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What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
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John dalton postulated several statements about the atom. which statement did he not state?...
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