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Explain most natural bodies of water have a ph range of 6-9. Explain what species are the dominant contributors to alkalinity. Utilize a speciation diagram and one or more PKa values to explain.
at 25 degrees celsius the first-order rate constant for a reaction is 2.0x103 s-1. the activation energy is 15.0 kjmol.
what is the difference between structural isomers and stereoisomers? would you give me some examples with organic
What is the theoretical yield of AgCl if 30.2 mL of 0.1000 M AgNO3 reacts with an excess of 0.1000 M HCl
An equilibrium mixture contains N2O4 ( 0.28 atm ) and NO2 ( 1.1 atm ) at 350 K. The volume of the container is doubled at constant temperature. Calculate the equilibrium pressures of the two gases when the system reaches a new equilibrium.
A fire extinguisher with a volume of 1.0 ft3 initially contains CO2 at 20 oC and atmospheric pressure and weighs 25 pounds. After being charged with CO2 to a pressure of 300 psig at 20 oC, what is the weight of the extinguisher.
iron(111)oxcide is formed when iron cobines with oxygen in the air. how many grams if Fe2O3 are formed when 16.7 Fe reacts completly with oxygen?
Why is water a reactant in the fermentationof sucrose? Enter the solubility-product expression
Spectroscopic studies have shown that the fusion reaction in the sun's core proceeds by a complicated mechanism. One proposed overall equation for the solar fusion reaction is
Provide a structure for the following compound: UV spectrum: ?max = 272 nm (? = 39,500); EI mass spectrum: m/z = 129 (molecular ion and base peak); IR: 2200, 970 cm-1; 1H NMR: ? 5.85 (1H, d, J = 17 Hz); ? 7.35 (1H, d, J = 17 Hz); ? 7.4 (5H, appare..
A gaseous fuel mixture stored at 752 mmHg and 298 K contains only methane (CH4) and propane (C3H8). When 11.8 L of this fuel mixture is burned, it produces 760 kJ of heat. What is the mole fraction of methane in the mixture
The solubility of Ag2CrO4 (331.74 g/mol) is 0.0435 g/L at 25C. What is Ksp for silver chromate?
1. The Vmax determined from a Lineweaver-Burk plot corresponds to what function of the slope and y intercept. 2. The Km determined from a Lineweaver-Burk plot corresponds to what function of the slope and y intercept
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