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If 10.0 grams of iron reacts with excess chlorine gas and 18.5 grams of iron(III) chloride is produced, what is the percent yield of the iron(III) chloride?
How long will it take to deposit 0.00470 moles of gold by electrolysis of KAuCl4 (aq) using a current of 0.214 amperes? Which metal would be suitable to provide cathodic protection from corrosion for an iron bridge?
You are titrating 150.0 mL of 0.070 M Ca2 with 0.070 M EDTA at pH 9.00. Log Kf for the Ca2 -EDTA complex is 10.65, and the fraction of free EDTA in the Y4- form, ?Y4-, is 0.041 at pH 9.00. Calculate the concentration of Ca2 at V = 1/2 Ve. Calculate..
A piece of metal with a mass of 18.2 grams was dropped into a graduated cylinder containing 16.50mL of water. The graduated cylinder after the addition of the metal is 18.40. Determine the density of the metal.
What is the total work (in joules) in going from the initial to the final state by way of the preceding two steps? What would be the total work if the process were carried out reversibly?
Hydrogen sulfide decomposes according to the following equation, for which Kc = 0.00011 at a given temperature. 2 H2S(g) 2 H2(g) + S2(g)
When 5.25 g of sodium oxalate is reacted with 5.25 g of calcium chloride, how many grams of sodium chloride and calcium oxalate are formed?
What mass of carbon dioxide (in kg) is produced upon the complete combustion of a typical tank of propane containi 18.9 L. The density of the propane is 0.621 g/ mL Hint: begin by writing a balanced rquation for the combustion reaction.
Provide a method for separating the mixtures of two or three compounds, dissolved in a solvent diethyl ether. In each case one of the components will be a neutral compound.
Chromatography is all about intermolecular forces. Name two intermolecular forces that are involved in chromatography and the roles that they play during separation.
1g soil has been spiked with 0.1ml of 100 ppm (v/v) trimethylbenzene and subsequently extracted with 250 mL pentane. The extract is then measured with GC-FID.
4-chloro-1,4-dimethylhexanol is treated with heat, please show products
how many grams of iron will react with water to form iron (III)oxide and 85 liters of hydrogen gas at 19 degrees celsius & 525 torr?
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