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What is the reason for using a phase transfer catalyst? a)It is used to transfer the catalyst to the active site of the reaction b)It serves as a proton transfer agent which moves protons from a base to an acid c)It is a small molecule which attaches to the catalyst to make it more effective in catalyzing the reaction. d)It is used to keep polar and nonpolar portions of the reaction solution mixed in order for the reaction to take place
Determine the volume of a 0.530 M KMnO4 solution required to completely react with 2.70 g of Zn.
In a reaction of copper with nitric acid, if 4.00 g of copper is used, how much copper nitrate will be produced
a 1.00 L solution contains 4*10^-4 M Cu(NO3)2 and 1.6*10^-3 M ethyleneddiamine. the Kf for Cu(en)2^2+ is 1*10^20, what is the concentration of Cu+2 in the solution
Calculate the amount of heat required to completely sublime 14.0 g of solid dry ice (Co2) at its sublimation temperature
Into how many tubes can you dispense 450microliters of buffer using a micropipette set at 2.5 microliters
The production capacity for acrylonitrile (C3H3N) in the United States is over 2 billion pounds per year. Acrylonitrile, the building block for polyacrylonitrile fibers and a variety of plastics, is produced from a gaseous propylene, ammonia, and ..
a graduated cylinder contains 138 of water. a 12.0 piece of iron density 7.86 and a 22.0 piece of lead are added.
Is it possible for the activation energy of a reaction to be negative? Explain your conclusion and provide a molecular level explanation.
Sometimes during a reaction contamination can be introduced into the sample. If this happens which of the following would be true about the mass of the sample if it were contaminated
How much heat is produced in burning 5 mol of CH^4 under standard conditions if reactants and products are brought to 298 K and H20(l) is formed
what is the minimum rate that fresh air has to be supplied to the room so that the concentration of CO2 in the room doesn't exceed 0.500% by mole? Assume the room is well mixed, and the volume of the solid dry ice does not change. mol air/min
A 25.00 mL sample of a sodium hypoclorite liquid bleach is placed in a 250 mL volumetric flask and diluted to the mark. A 25.00 mL aliquot of this solution is placed in a 250 mL Erlenmeyer flask.
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