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Urea (NH2CONH2), an important nitrogen fertilizer, is produced industrially by the reaction 2NH3 (g) + CO2 (g) --> NH2CONH2 (aq) + H2O (l). Given that delta G = -13.6 kJ, calculate delta G at 25 C for the following sets of conditions. 1. 50atm NH3, 50atm CO2, 1.0M NH2CONH2 2. 6.0×10^(?2) atm NH3, 6.0×10^(?2) atm CO2, 1.0 M NH2CONH2 3. Is the reaction spontaneous for the conditions in part (a) and/or part (b)
Calculate the equilibrium concentration of Cl2O(g) if 1.0 g of H2O(g) and 2.0 g of Cl2O(g) are mixed in a 1.0-liter flask.
Describe the mechanism of the preparation of 2-methyl-3-hexanol by reducing an appropriate carbonyl compound.
What volume (mL) of hydrogen gas, saturated with water vapor, will be obtained from a 0.1138 gram sample of alloy which is 73.2% aluminum? (Pbar= 754.3 torr, Temp= 21.2 Celsius)
How many grams of Fe2O3(s) are produced from 500.0 g of FeS2(s) and 400.0 g of oxygen gas?
A single cell has a radius of 15 um, a volume of 14.1 picoliter, and a mass of 15.5 nanograms. what is the density of this cell in g/mL
A solution of ammonia and water contains 3.20×10^25 water molecules and 8.10×10^24 ammonia molecules. How many total hydrogen atoms are in this solution?
As pH increases, hydronium ion concentration increases. As pH increases, hydroxide ion concentration increases
1.00 mol HF and 0.500 mol NaOH are both dissolved in water making 1.00L solution. Calculate the pH of the solution
K2Cr2O7 was used to titrate a sample known to contain a mixture of sodium sulfate (Na2C2O4) and sodium oxalate (K2C2O4). The dichromate does not react with sodium sulfate.
For pyridine at 13.08 K, Cp=4.448 J/(mol*K). Assuming that the Debye formula for the heat capacities of crystals at low temperatures applies to pyridine at temperatures below 13.08 K, calculate the absolute entropy of pyridine at 13.08 K.
What is the mole fraction of ethanol, CH3CH2OH, in an aqueous solution that is 20.0% ethanol by mass? 0.150
write the complete mechanism for the initiation and propagation steps using free radical notation for free radical notation mono-chlorination reaction of the alkane: 2, 4 - dimethylpentane.
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