Determine the sign of delta
Without doing any calculations, determine the sign of Delta S_{{rm{sys}}} for each of the following chemical reactions.2KClO3(s) --> 2KCl(s) + 3O2(g)
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The rotten smell of a decaying animal carcass is partially due to a nitrogen-contained compounded called putrescine. Elemental analysis of putrescine showed that it consisted of 54.50% C, 13.73% H, and 31.77% N. Calculate the empirical formula of
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0.0431 moles of sucrose are dissolved in 400.0 g of water. The solution density is 1.013 g/mL and you can assume that the density of pure water is 1.00 g/mL. What is the molality of this solution?
What are the half-reactions for these redox processes?
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