Author Question: The Beer-Lambert Law (also called Beer's Law) defines the relationship between absorbance and what ... (Read 104 times)

james

  • Hero Member
  • *****
  • Posts: 573
The Beer-Lambert Law (also called Beer's Law) defines the relationship between absorbance and what three other factors?
 
  A) Concentration, molar absorptivity, and path length
  B) Concentration, photon number, and wavelength
  C) Molar absorptivity, path length, and photon number
  D) Path length, photon number, and wavelength

Question 2

Consider the following measurement.
   0.00153
   
  Is the number above the arrow a significant digit?
 
  A) No, because it is an embedded zero.
  B) No, because it is a leading zero
  C) Yes, because it is a precise zero.
  D) Yes, because it is a trailing zero.



perkiness

  • Sr. Member
  • ****
  • Posts: 348
Answer to Question 1

A

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

For a complete list of videos, visit our video library