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What mass of melamine, C3N3(NH2)3 will be obtained from 178.5 kg of urea, Co(NH2)2 if the yield overall reaction is 83%?
Gasohol contains ethanol (C2H5OH) which when burned reacts with oxygen to produce CO2 (g) and H2O(g). How much heat is produced when 12.5 grams of ethanol burns.
When an alkyne, such as but-2-yne, is subjected to D2 and palladium, 2 equivalents of D2 are added. When an alkene, such as cis-but-2-ene, is subjected to these conditions, only 1 equivalent of D2 is added. When an alkane, such as butane is subjec..
its molar mass is 71.61 g/mol, how many grams of this compound must you burn to release 866.80 kJ of heat?
describe the mechanism for the reaction of bromine to Ethene and state the type
When an experiment to determine the molar mass of a volatile liquid is performed, it is found that a 342 mL flask at 22.0C and 1.00 atm is filled by .423 g of vapor. which of the following volaite liquids is it?
Suppose that 50.0g of Zinc and 50.0g of Iodine are used to form Zinc (II) Iodide. Answer the following questions: (A) What is the limiting reagent?
Methyl salicylate, C8H8O3, the adorous constituent of oil of wintergreen, has a vapor pressure of 1.00 torr at 54.3 degrees celsius and 10.0 torr at 95.3 degrees celcius. What is it's vapor pressure at 25 degrees celcius?
An unnormalized wavefunction for an electronin a carbon nanotube of length L is sin(2pix/L). Normalize this wavefunction.
The equivalence point is reached when 36 ml of HCl (titrant) is added. What is the pH at the equivalence point? (Kb of NH3 = 1.8 x 10-05) (a) For 36.0 mL of titrant, what is the pH?
the electronic configuration [Ar]3d2. Using the extended Hund's rules, determine the term symbol of the lowest energy state of Ti2+.
36 grams of an impure zinc sample are reacted with excess hydrochloric acid and 10 L of hydrogen gas are collected at STP, what is the percentage of PURITY of zinc sample
What masses of calcium sulfate and phosphoric acid can be produced from the reaction of 1.0kg calcium phosphate with 1.0kg concentrated sulfuric acid (98% H2SO4 by mass)?
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