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Question- For a certain reaction, the frequency factor A is 5.6 X 10(9) s -1 and the activation energy is 22.6 kJ/mol. What is the rate constant for the reaction at 81C?
I have read my textbook moreover I still don't understand so please provide me a very condensed, simple to know answer?
What is the maximum mass, in gram, of Fe3O4, that can be produced from this reaction? B)If 3.26 g of Fe3O4 are actually made, what is the percent yield of this process
An unkown metal crytallizes in one of the three cubic lattices.The edge length of the unit cell is 408pm.Given that the atomic radius of the metal is 144pm and the density of the solid is 19.3g/cm-3, what is the atomic symbol of the metal? a=2R a=..
Define amphoteric behavior and give an example of it other than the one given in your lab manual.
What mass of sucrose C 12 H 22 O 11 must be mixed with 543 grams of H 2 O to make a solution with an osmotic pressure =8.00 atm at the temperature of 12 degree celsius?
a 55.0g piece of copper wire is heated, and the temperature of the wire changes from 19.0C to 86.0C. The amount of heat absorbed is 1.4 kilojoules. What is the specific heat of copper?
Explain why there is a direct relationship between the concentration of a solution and a solution's absorbance of light. Why do difference solutions absorb specific wavelengths of light and not all wavelenghts of light
Ammonium carbamate (NH2COONH4) is found in the blood and urine of mammals. At a temperature of 511 K, Kc = 0.056 for the following equilibrium: NH2COONH4(s) 2 NH3(g) + CO2(g). If 10.2 g of ammonium carbamate is introduced into a 0.500 L containe..
Question- Describe the hybrid orbitals used by the underlined atoms in the molecule below, then provide the number of bonds (o and pi) used by each of the atoms.
How many moles of an alcohol are needed to react with 1 mole of an aldehyde to form a hemiacetal?
describe the mechanisms of sn1 and sn2 reactionsand summarize the nucleophile electrophile and solvent characteristics
Question- A .25 mole quantity of CuSO4 is added to aliter of 1.0 M NH3 solution. What is the concentration of Cu2+ at equilibrium. Kf for Cu(NH3)4 2+ is = 5.0*10^13
A first order reaction has a half-life of 1.34 x 10^-3 hours. If the initial concentration of the reactant is 8.00M, what is its concentration after 4 half-lives?
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