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Problem- What is the wavelength of light emitted when the electron in a hydrogen atom undergoes a transition from n=6 to n=5?
Determine the solution for the above problem express your work in detail
identify the species formed in the first step in the acid-catalyzed dehydration of 1-Methylcyclohexanol
Describe a sequence of reactions by which hept-1-yne can be prepared from hept-1-ene. Provide a Chemical equation as well.
Alzarin yellow has a pH range of 10.1-12.1. What is its Ka. It is yellow at pH 10 ANd red at pH 12. What is the color of a solution with a pH 10.9 that has a few drops of alzarin yellow
the total volume of hydrogen gas needed to fill the hindenburg was 2.0x108 l at 1.0 atm and 25degc. how much heat was
Nitric oxide, NO, is made from the oxidation of NH3, and the reaction is represented by the equation: 4NH3 + 5O2 4NO + 6H2O
Household ammonia, NH3 is a weak base. 10.00mL of ammonia was titrated with 0.1683 mol/L HCL 22.74 mL was required to reach the equivalence point. Calculated the PH after 0.00mL, 6.52mL, 11.37mL, 28.28mL, of hydrochloric acid solution are added.
If you had a stoppered flask with basic luminol and then opened it to the air, why would the chemiluminescence be more pronounced than with the flask stoppered? Why is the chemiluminescence even more pronounced with the ferricyanide/hydrogen perox..
The value of Kp for the reaction is 3.25 x 10^8 at 75 degree Celsius. At equilibrium, define what is the ratio of Pno2 to Pno in air at 75 degree Celsius. Presume that Po2 = 0.21atm and does not change.
Consider the reaction 2KClO_3(s)\rightarrow 2 KCl(s)+3O_2(g) and the following table of values: Substance Delta G (kJ/mol) KClO_3(s) -296.3 KCl(s) -409.2 O_2(g) 0 State whether it would be worthwhile to investigate finding a catalyst to use in thi..
An experimenter finds that she is unable to establish a premixed carbon monoxide flame when using an oxidizer composed of high-purity O2 (21%) and high-purity N2 (79%)
The solid calcium carbonate is placed in water. It reaches equilibrium and has a solubility product constant of 4.95 x 10-9. What is the concentration of calcium if the carbonate concentration
A piece of a newly synthesized material of mass 25.0g at 80 degrees C is placed in a calorimeter containing 100g of water at 20 degrees C. If the final temp of the system is 24 degrees C, what is the specific heat capacity of this material?
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