Electronic transition in a hydrogen atom has a wavelength

Assignment Help Chemistry
Reference no: EM13194094

A photon emitted during an electronic transition in a hydrogen atom has a wavelength of 486.2 nm. From what initial energy level (ni) did the electron transition?

Reference no: EM13194094

Questions Cloud

Determine a metal atom surrounded by the cube : Consider a metal atom surrounded by the cube- shaped arrangement of eight ligand atoms (Oh symmetry). 1. Derive the reducible representation for the 8 sigma-bonds.
Define velocity jet of steam against the turbine blades : A turbine operates by the impact of a high velocity jet of steam against the turbine blades. The steam leaves the turbine at a lower velovity.
State blood inlet tubing and blood outlet tubing : The hemodialyzer is 30cm long (between the blood inlet and blood outlet), and the blood inlet tubing and blood outlet tubing have the same diameter. What is the blood pressure drop (in units of mm Hg) from inlet to outlet if the hemodialyzer is or..
State what is the mass of water in air and humidity : What is the mass of water in 1m^3 in air having a termperature of 32C and relative humidity
Electronic transition in a hydrogen atom has a wavelength : electronic transition in a hydrogen atom has a wavelength of 486.2 nm. From what initial energy level (ni) did the electron transition?
The steam distillation be considered as method of isolation : should steam distillation be considered as a method of isolation and purification of an organic liquid that has a vapor pressure
What is the average weight of each one : A box of books weight 100lbs. The box itself weights 12 oz. If the box holds 16 books, what is the average weight of each one? (Round your answer to the nearest half-pound)
How could this approach be improved : A student insists on finding a common denominator by always multiplying the denominators of the expressions being added. How could this approach be improved?
What was the acceleration of the car : A car traveling along a straight road at 74 ft/sec accelerated to a speed of 89 ft/sec over a distance of 315 ft. What was the acceleration of the car, assuming it was constant? (Round your answer to two decimal places.)

Reviews

Write a Review

Chemistry Questions & Answers

  Explain initial rate of polymerization and the molar mass

Calculate the initial rate of polymerization and the molar mass of the poly (methyrl methacrylate) formed in the initial stages of the reaction given that the relevant rate cofficients at 60 degrees are:

  State ph at the halfway point and at the equivalence point

Calculate the pH at the halfway point and at the equivalence point for each of the following titrations. (a) 100.0 mL of 0.42 M HC7H5O2 (Ka= 6.4 multiplied by 10-5) titrated by 0.42 M NaOH halfway point equivalence point

  How much heat is absorbed

how much heat is absorbed when 63.7g h2o at 100 c and 101.3 kpa is converted to steam at 100 c.

  How many kilocalories are released by the combustion

If 3.8 kcal is released by combustion of each gram of glucose, how many kilocalories are released by the combustion of 1.41 mole of glucose?

  What is the rate of reaction

The rate of disappearance of HBr in the gas phase reaction is 0.103 Ms-1 at 150 deg Celsius. what is the rate of reaction.

  State a hydrogen molecule in it''s ground vibrational state

A hydrogen molecule in it's ground vibrational state with KE=10eV collides with heavy atom metal surface and no energy is transferred to the surface, i.e., the surface can be modeled as an infinite potential wall.

  What is the new pressure

After 273 m3 of ethylene oxide at 748 kPa and 525 K is cooled to 293 K, it is allowed to expand to 1.10 × 103 m3. What is the new pressure?

  Define the atmospheric pressur on pluto

The atmospheric pressur on Pluto is 3 microbars. Express this pressure in bars, kPa, atm, and torr.

  Define how long does it take to deposit a coating

How long does it take to deposit a coating of gold 1.00um thick on a disk-shaped medallion 4.00 cm in diameter and 2.00 mm thick at constant current of 89 A?

  Calculate the ph of a solution

Calculate the pH of a solution prepared by dissolving .370 mol (HCO2H) and .230 mol (NaCO2H) in H2O sufficent to yeild 1.00L of solution.  Ka=1.77x10^-4

  Explain what is the volume change

what is the volume change when 2 kg of water at 6.8 MPa and 93 Celsius expands to 1.6 bar

  What is the molarity of the solution

If you have 24.0 g of NaCl dissolved in 306 mL, what is the molarity of the solution

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd