This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An electron in a hydrogen atom has principal quantum number n = 4. How many possible values of the ... (Read 126 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
on: Jul 29, 2018
An electron in a hydrogen atom has principal quantum number n = 4. How many possible values of the orbital quantum number l could it have?
 
  A) 8
  B) 9
  C) 3
  D) 4
  E) 10

Question 2

The magnitude of the Poynting vector of a planar electromagnetic wave has an average value of 0.724 W/m2.
 
  What is the maximum value of the magnetic field in the wave? (c = 3.0 x 108 m/s, 0 = 4  10-7 T  m/A, 0 = 8.85  10-12 C2/N  m2)
  A) 77.9 nT
  B) 55.1 nT
  C) 38.9 nT
  D) 108 nT
  E) 156 nT


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

pallen55

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

A


tingc95

  • Member
  • Posts: 556
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

Viet Thy

  • Member
  • Posts: 329
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Insects Under the Electron Microscope Insects Under the Electron Microscope
Each subculture provides its members with values and distinctive ways of viewing the world. What ... Each subculture provides its members with values and distinctive ways of viewing the world. What ...
Bright-Line Spectra of Hydrogen and Helium Bright-Line Spectra of Hydrogen and Helium
Which of the following is the most reasonable estimate of the number of characters (typed ... Which of the following is the most reasonable estimate of the number of characters (typed ...
DNA Hypermethylation of Number of Known Genes DNA Hypermethylation of Number of Known Genes
Draw the electric field of: •An electron and proton •Two electrons Draw the electric field of: •An electron and proton •Two electrons
Video: B cells and antibodies

For a complete list of videos, visit our video library