1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Natalija [7]
3 years ago
5

Calculate the wavelength (in nanometers) of a photon emitted by a hydrogen atom when its electron drops from the n = 5 to n = 3

state
Chemistry
1 answer:
tankabanditka [31]3 years ago
5 0
<span>ΔE = -RH [(1/nf2) - (1/ni2)]ΔE = -2.18 x10-18 J [(1/32) - (1/52)]ΔE = -1.55 x10-19 JE = hc/λλ = hc/Eλ = [(6.63 x10-34 J.s.) x (3.00 x1017 nm/s)] /(1.55 x10-19 J)λ = 1280nm</span>
You might be interested in
Which law states that the volume and absolute temperature of a fixed quantity of gas are directly proportional under constant pr
leonid [27]
The law that states the volume and absolute temperature of a fixed quantity of gas are directly proportional under constant pressure conditions would be the Charles Law. It <span>is an experimental gas </span>law<span> that describes how gases tend to expand when heated. Hope this answers the question.</span>
6 0
3 years ago
Molar mass of 34.00 g/mol molecular formula
alukav5142 [94]
Multiplying the subscripts within the empirical formula by this number gives you the molecular formula H2O2. 
8 0
3 years ago
Balance the following chemical equation Na + Cl2 -&gt; NaCl and explain how the balanced equation models the law of conservation
Alexus [3.1K]

Answer:

2 Na + 1 Cl2 -> 2 NaCl

Explanation:

The answer is really simple, because if you have 1 nonmetal element that has a subscript of 2, you need to multiply the product and the first reactant by 2 to balance it.

7 0
3 years ago
Gallium (III) carbonate formula
Alex17521 [72]
Ga2(CO3)3 is the formula.
4 0
2 years ago
Silicon is located in this spot. What is it most likely to be.
dexar [7]

Answer:I would have to say d because isn’t that what they make phones out of and it has to be safe right ?

Explanation:

8 0
3 years ago
Other questions:
  • If a hard water solution is saturated with calcium carbonate, what volume of the solution has to evaporate to deposit 1.00×102 m
    6·1 answer
  • what are the similarities and differences between the gas properties and kinetic molecular theory postulates?
    13·1 answer
  • How many molecules of N2 are in a 400.0 mL container at 780 mm Hg and 135°C? Avogadro’s number = 6.022 x 1023A) 7.01 × 1021 mole
    15·2 answers
  • DDT was a hazardous:<br> a)insecticide<br> b)disease<br> c)industrial waste<br> d)weed killer
    5·2 answers
  • When sunlight passes through a prism, the different wavelengths separate into a(n)________ of colors.
    5·2 answers
  • What kind of change is burning paper​
    10·2 answers
  • Which has a larger electronegativity?<br> Ge or Pb<br> Ge or Fe<br> Zn or Se
    9·1 answer
  • I need help quickly so hurry please
    11·1 answer
  • WILL MARK AS BRAINLIEST IF CORRECT
    12·1 answer
  • 3. What is the total pressure of a mixture of nitrogen and hydrogen, in atm, if the
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!