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Treatment of 2-ethyl-1-butene with H30+/H20 leads to three dimerization products of the formula C12H24. Draw the structures of all three.
Sodium carbonate ( Na_2CO_3) is used to neutralize the sulfuric acid spill. How many kilograms of sodium carbonate must be added to neutralize 5.04×103 kg of sulfuric acid solution?
Calculate the mass of water produced when 5.41 g of butane reacts with excess oxygen
A 0.0490 molal aqueous NaBr solution freezes at -0.173°C. What is its apparent percent dissociation in this solution? Kf = 1.86°C/m for water. NaBr -> Na+ + Br-
Draw the kekule structure of each of the following compounds. if cis/trans isomers exist, draw both and indicate the geometry of each. Also draw the structure of a constitutional isomer.
A gas-filled balloon having a volume of 2.50 L at 1.2 atm and 25°C is allowed to rise to the stratosphere (about 30 km above the surface of Earth)
The metal hydride LiH has a density of 0.77 g/cm3 . The edge of the unit cell is 4.086 . If it is assumed that the H ions define the lattice points, does the compound have a face-centered cubic or a simple cubic unit cell?
Give the structure that corresponds to the following molecular formula and 1H NMR spectrum:
The flask was then shaken until the solution was uniform. A 20.0-rm mL sample of this glucose solution was diluted to 0.500 rm L. How many grams of glucose are in 100. rm mL of the final solution?
Justify your answer by calculating the changes in the vapor pressure of pure water vs. salty water at 100 °C. Assume you add 100.0 g of salt to 1.00 liter (1000 mL) of water. Vapor pressure of pure water is 760 mmHg. Assume density of water as 1 g..
Using your value of the first-order rate constant, calculate the rate of reaction after approximately 15, 45 and 60 minutes has passed?
Calculate the number of molecules in 37.0 mL of ethanol, CH3CH2OH. The density of ethanol is 0.789 g/mL.
A 45 kg person drinks 530. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 15% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake?
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