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The average energy output of a barrel of oil is 5.90 ×106 kJ/barrel.Calculate the number of barrels of oil needed to produce the sameenergy as the nuclear fission reaction of 1.30 mole of uranium-235 (ΔE = -2.00 × 1010 kJper mole235U).
What mass of melamine will be obtained from 168 kg of urea if the yield of the overall reaction is 79.0%
A small cube of aluminum measures 15.6 mm on a side and weighs 10250 mg. what is the volume of this cube in cubic cm? how would I find this out.
Titration of metal ion with EDTA. using the spreadsheet equation 11-11 to compute the curves (pM versys mL of EDTA added) for the titration of 10 mL of 1.00 mM M2+ (=Cd 2+ or Cu2+) with 10.0 mM EDTA at pH 5.00. Plot both curves on one graph.
When a dilute solution of a weak base (Ka- 3.5*10^-9) is titrated with a 0.100 M solution of HCl at 25 C, the equilibrium constant for the titration reaction has this value:
How could a 13c NMR spectrum be used to distinguish between the structures for 9-fluorenone and 9-hydroxyfluorene
What would be the percent by mass of NaI solution prepared by dissolving 95 g NaI in 450 g water?
A 757 mL gas sample at STP is compressed toa volume of 202 mL, and the temperature isincreased to 30 degrees C. What is the new pressureof the gas in Pa?
The solubility of caffeine in water is 2.2mg/mL at 25 degrees celsius and 670 mg/mL at 100 degrees celsius. How many mL of boiling water would it take to dissolve 23g of caffeine
The vapor pressure of a beaker of dilute aqueous solution of sucrose at 25 degree C is 3.111 kPa. Find the activity of water in this sucrose solution, given that the vapor pressure of pure water at 25 degree C is 3.167 kPa
Draw the structure(s) of the epoxide(s) you would obtain by formation of a bromohydrin from cis-3-heptene, followed by treatment with base
Help me understand specifically why the dissociated phosphate ion would prefer to bond with cations like Al and Zn. I think I know why but help me better understand.
Find the confidence limit (95% confidence level), true value (from literature), absolute error, and relative error).
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