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Write oxidation number of the following: a) ammonium oxalate, (NH4)2C2O4 and b) ethanol, C2H5OH. please include calculations.
How many grams of sulfur (S) are needed to react completely with 355g of mercury (Hg) to form HgS?
1. Write the equation for saponification of of glyceryl tripalmitate 2. Write equation for hydrogenation of glyceryl trioleate.
A fishing boat accidentally spills 6.0 barrels of diesel oil into the ocean. Each barrel contains 42 gallons. If the oil film on the ocean is 2.5 × 102 nm thick, how many square meters will the oil slick cover?
A salt dissolves in water to form a green solution. A precipitation is formed when the aqueous solution is treated with buffer NH4C/NH3 and thioacetamine.
Experimental write up without changing our kinetics calculation. Write the structure of another other organic products that might be produced from the carbocation intermediate in this reaction.
Would a damp filter paper affect the theoretical yield, calculated actual yield and calculated percent yield. Briefly explain.
Bauxite, the principle ore used in the production of aluminum cans, has a molecular formula of Al2O3•2H2O. (a) Determine the molar mass of bauxite. (b) How many grams of Al are in 0.58 moles of bauxite?
Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case.
If you wanted to make 150mL of a NaCl solution at a concentration of 1.5%, how would you dilute a 1.0 M solution
What is the C2O42- concentration in a solution that is 0.10 M in oxalic acid and 1.0 M in HCl? (Consider that the oxalic acid concentration at equilibrium for this common ion problem is 0.10 M.)
How much heat in Kilojoules must be removed from a glass of water that contains 100G if water to lower its temperature from 30C to 15C.
Starting from the ideal gas equation, show how you can calculate the molar mass of a gas from knowledge of its density.
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