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

Author Question: What is the frequency (s-1 ) of a photon that has an energy of 4.38 10-18 J? A) 436 s-1 B) 6.61 ... (Read 62 times)

formula1

  • Hero Member
  • *****
  • Posts: 666
on: Aug 27, 2018
What is the frequency (s-1 ) of a photon that has an energy of 4.38  10-18 J?
 
  A) 436 s-1
  B) 6.61  1015 s-1
  C) 1.45  10-16 s-1
  D) 2.30 107 s-1
  E) 1.31  10-9 s-1

Question 2

Ammonia is a ________.
 
  A) weak acid
  B) strong base
  C) weak base
  D) strong acid
  E) salt


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chem1s3

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

C


formula1

  • Member
  • Posts: 666
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

phuda

  • Member
  • Posts: 348
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Solar Energy Solar Energy
Endocrine regulation of food intake and energy homeostasis in mammals Endocrine regulation of food intake and energy homeostasis in mammals
Food choices vs. energy choices Food choices vs. energy choices
Solar energy heats the atmosphere, creates seasons, and causes air to circulate Solar energy heats the atmosphere, creates seasons, and causes air to circulate
Energy Transfer Energy Transfer
Energy requirements of an uncatalyzed versus an enzymatically catalyzed chemical reaction Energy requirements of an uncatalyzed versus an enzymatically catalyzed chemical reaction
Video: Transcription - Introns and exons

For a complete list of videos, visit our video library