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Question- A ground-state hydrogen atom absorbs a photon of light that has a wavelength of 97.2 nm. It then gives off a photon that has a wavelength of 486nm. What is the final state of hydrogen atom?
I don't know how to reach these answers so please show the steps, thank you!
Use the graph from the Introduction that plots the density of ethanol solutions from 20 to 60 mass percent to answer the following questions:
Question- For each of the following pairs, predict which would have the higher boiling point, vapor pressure, and change of h vap
When elements in the d-block are ionized, the electrons enter the nd orbitals before they enter the (n+1)s orbitals. Explain why this is so.
Hydrogen gas (2g) is aded to a 10L rigid vessel at 298K containing 4g of He gas. What is the new pressure within the vessel
A human body contains 6 liters of blood. The hemoglobin content of blood is about 15.5g/100 mL of blood. The approximate hemoglobin molecular weight is 64,500g/mol. How many moles of hemoglobin are present in a typical adult
Give the formula of a compound that contains a secondary hydrogen and Give the formula of a compound that is a secondary alcohol
The benzoic acid is extracted into 100.0 mL of 0.1513M NaOH. After extraction, the excess base is titrated with .01513 M HCl, with 41.67mL required to reach the equivalence point. What is the mass percent of benzoic acid in the original mixture
If you add a solvent called "dioxane" to water, a homogenous mixture forms. Dioxane and water have the same boiling point (100oC). How do you explain that the mixture of the two compounds shows a boiling point that is lower than the one found for ..
The gold is alloyed with copper. Before buying the item you weigh it out to be 110 grams, you also measure its water displacement as 7.59ml. what is the percent composition of the gold bracelet. should you call the cops. Density of gold is 19.3 g/..
Calculate the PH and [SO42-] in 500. ml of sulfuric acid solution that was made by dilution of 13.3 mL of 3.0 stock soultion
Define a non-chemical application of Le Chatelier's principle. Explain what is the system in equilibrium. Define what is the stress. How does the system respond
the half life for the first-order decomposition of sulfuryl chloride at 320ordmc is 8.75 h.so2cl2 g rarr so2 g cl2
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