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The pressure inside a soda bottle is two atmospheres (1520mm Hg). If exactly half this pressure is generated by CO2, what is the solubility of carbon dioxide in a 2L bottle of root beer at 40 degrees C? The Henry's law constant for CO2 is 4.45 x 10^-5 M/mm Hg.
A certain first-order reaction () has a rate constant of 6.90×10-3 at 45 . How many minutes does it take for the concentration of the reactant, , to drop to 6.25 of the original concentration?
Will Co(OH)2 precipitate from solution if the pH of a 0.020M solution of Co(NO3)2 is adjusted to a value of 8.00? Ksp for Co(OH)2 = 1.6 x 10-15
Osmosis is the process responsible for carrying nutrients and water from groundwater supplies to the upper parts of trees. The osmotic pressures required for this process can be as high as 20.1 atm
What is proton pump, proton matrix, proton gradient, and proton motive force? Please give simplies answer as possible.
assume you prepare the sample corresponding to line 1 in the first table of the calculations section. if the measured
The product of the complete hydrolysis contained 1.3 mg of the compound shown below, and no other 2,4-dinitrophenyl derivatives of the amino groups of other amino acids could be found. How may popypeptides are in this protein
an aqueous antifreeze solution is 48.5 ethylene glycol c2h6o2 by mass. the density of the solution is 1.062
A sample of nitrogen has a volume of 630 mL at a temperature of 49 degC. Assuming that the pressure is constant, what will be the volume when the temperature is 348.6 degC.
Calculate the theoretical yield of K2C2O4 in grams. If the % yield of the reaction is 82.4 %, what mass of K2C2O4 is isolated
How much useful heat will this stove produce per 100 g of liquid propane in winter conditions when temperature of the fuel and air are -30 oC
If the silver -silver chloride electrode is replaced with a saturated calomel electrode, what is the new cell voltage?
which of the following combinations of hybridization and molecular geometry is possible?1. sp3 trapezoidal2. sp3
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