Which of the following equations does NOT show the correct main products? O a. HO 1. Вн, THF 2. H2O NaOH но но. Ob. но Hg(OAc)2 HSO, HO но H. О с. HO 1. Hg(OAc)2, H2O 2. NaBH/NAOH HO, O d. 1. BHSI ,, THF. 2. H2ON2OH но но
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- A solution containing 0.402 49 g of CoCl2 ? xH2O (a solid with an unknown number of waters of hydration) was exhaustively electrolyzed to deposit 0.099 37 g of metallic cobalt on a platinum cathode by the reaction Co21 1 2e2¡Co1s2. Calculate the number of moles of water per mole of cobalt in thereagent. A good approach is to find moles of Co, moles of CoCl2, mass of CoCl2, and, by difference, mass of H2O in the sample.The fat in a 1.821 g sample of potato chips is extracted with supercritical CO2. After extraction, the residue weighs 1.139 g. What is the fat content (% w/w) of the potato chips?2. An effluent waste stream contains 3300mg/L organic matter ((CH2O) suspended and dissolved) and 27mg / L ammonium ion NH4+ (as N). Write chemical equations for the complete oxidation of (CH2O) and NH4+ and calculate the total BOD of this effluent in mg/L O2
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