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Single Replacment Reaction Derek yau Three kinds Women have more difficulties than men in the modern world In the last year alone fifty five percent of women around the world were suffering from depression, nausea and stroke. Even worse five women out of ten are committing suicide. All of these cases and many more happening around the world and are raising a lot questions. These problems can not just be coincidences, they most have a …

…to participate in the government and important part of that country is missing. of metal pieces, copper, lead and zinc, were added to small amount of four solution of metal salts: lead nitrate, copper sulphate, zinc sulphate , silver nitrate. Small quantites were used in micro-sized test tube to reduce pollution. Evidence were sought that any of the elements had displaced any of the metal ions in the solution. Observations were recorded in the followiing tables.