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0 .15m h2CO3 and 0.80 m of NaHCO3 are dissolved what is the ph of resulting solution
B2H6 + 3O2= B2O3+3H2O ;DELTA H=-2035KJ how much heat is released when a mixture of 7.35 g B2H6 and 2.60 g O2 is burned?
The initial temperature of the calorimeter is 23.0. If 6.30 of is added to the calorimeter, what will be the final temperature of the solution in the calorimeter?
Show the stereochemistry of the product(s) you would expect when (2S,3S)-2,3-epoxypentane undergoes acid-catalyzed hydrolysis. If more than one cleavage product is possible, draw them all. Use wedge and dash tools to indicate stereochemistry.
An ideal gas mixture contains 35% helium, 20% methane, and 45% nitrogen (by volume) at 2.00 atm absolute and 90 C. Calculate: (a) The partial pressure of each component
An ethylene glycol solution contains 21.2 g of ethylene glycol in 85.4 ml of water. Compute the freezing point and boiling point of the solution. (Assume a density of 1.00 g/mL for water)
soluble plant fertilizer is 0.070% by weight. if a 19.0g sample of this fertilizer is dissolved in 2.0L of solution, what is the molar consentration
how many grams of water are consumed if 4.0 g of hydrogen gas and 32.0 g of oxygen are produced
If you wanted to prepare a solution of CO in water at 25C in which the CO concentration was 1.8 mM, what pressure of CO would you need to use
Does the product xyz necessarily vanish when integrated over a a) cube, b) tetrahedron, c) hexagonal prism, each centered on origin?
A solvent for an industrial process requires the use of phenol or benzene. Both are about the same in effectiveness for the process, and of course, gloves will be used when handling either solvent
Calculate the percentage of I2(g) that will be converted to HI(g) at equilibrium at 355 degrees Celsius if 3.00 mol of I2(g) is mixed with 3.00 mol of H2(g).
Calculate the counts s-1 which should be observed by a detector of 2 cm2 area placed 300 cm from a sample of l2 containing 2 millicuries of 128l.
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