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The energy levels the electron can occupy in the H atom can be calculated using the energy level equation. Calculate the wavelength (nm) of the photon absorbed when the electron goes from a n= 2.00 energy level to a n= 5 energy level. Express answer in scientific notation.
although even more strained than cyclopro-panone, is nevertheless quite stable and can even be distilled. Explain, taking the polarity of the carbonyl group into account.
The rate of a first-order reaction is followed by spectroscopy, monitoring the absorption of a colored reactant at 520 nm. The reaction occurs in a 1.48- cm sample cell, and the only colored species in the reaction has an extinction coefficient of..
A 283-g sample of nickel at 100.0°C is placed in 100.0 mL of water (density = 1.00 g/mL) at 22.0°C. What is the final temperature of the water?
draw the structures of 1,1-dimethylcyclopropane and 1,2-dimethylcyclopropane. Is it possible to have 1,3-dimethylcyclopropane. Is this a correct name and different structure
What type of chemical reaction is the following?
Below is my question about concentrations in gases and liquids. I understand Henry's Law and how it relates to partial pressures and can described the concentrations of gases and liquids,
A certain reaction is spontaneous at 89C. If the enthalpy change for the reaction is 19 kJ/mol, what is the minimum value of delta S (in J/K x mol) for the reaction
How many liters of N2 (at STP) form when 1.0 kg of N2H4 react with 1.0 kg of O2?
What is the molarity of a solution produced by dissolving 31 g of Cu(NO3)2 in a 100 mL volumetric flask?(Enter unit as M.)
If all the energy obtained from burning 1.01 pounds of propane is used to heat water, how many kilograms of water can be heated from 20.7 degrees celsius to 47.1 degrees celsius
This question about comparing elimination reaction of alkene with sodium methoxide and potassium tert-butoxide. cyclohexane occurs as the cis cycloalkene rather than the trans isomers. explain
Calculate the molar solubility of CaF2 at 25C in a solution that is (a) 0.010M Ca(NO3)2 and (b) 0.010M NaF
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