Author Question: The oxygen analyzer that is no longer commonly used is the ____ analyzer. a. Paramagnetic c. ... (Read 96 times)

KWilfred

  • Hero Member
  • *****
  • Posts: 570
The oxygen analyzer that is no longer commonly used is the ____ analyzer.
 
  a. Paramagnetic c. Electrical
  b. Galvanic d. Polarographic

Question 2

Which oxygen analyzer uses a semipermeable polytetrafluoroethy lene membrane to separate ox-ygen from a potassium hydroxide bath containing a gold cathode and a lead anode?
 
  a. Paramagnetic c. Electrical
  b. Galvanic d. Polarographic



Carliemb17

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

ANS: A
The paramagnetic oxygen analyzer, such as a Beckman D-2, is no longer commonly used.

Answer to Question 2

ANS: B
Within the galvanic cell there is a semipermeable membrane that separates the gas sample from a hydroxide solution with a gold cathode and a lead anode. The polarographic cell uses a platinum cathode and a silver anode immersed in a potassium hydroxide bath.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

For a complete list of videos, visit our video library