« previous next »

Author Question: The chemical family that is the basic building block for most modern refrigerants is: A) Freons. ... (Read 138 times)

NClaborn

  • Hero Member
  • *****
  • Posts: 560
on: Jul 24, 2018
The chemical family that is the basic building block for most modern refrigerants is:
 
  A) Freons. B) Hydrocarbons. C) Purons. D) Alcohols.

Question 2

ACR tubing is cleaned, degreased, dehydrated, and sealed to keep its:
 
  A) Nitrogen base high. B) Aesthetic appeal.
  C) Bright shine. D) Inside clean.


tdewitt

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

he White-throated Bee-eater, Merops albicollis is a near passerine bird in the bee-eater family Mero he White-throated Bee-eater, Merops albicollis is a near passerine bird in the bee-eater family Mero
Turning cell phones into basic research tools with apps Turning cell phones into basic research tools with apps
Often one of the strongest family bonds is that of mother–daughter. The young artist, an eleventh ... Often one of the strongest family bonds is that of mother–daughter. The young artist, an eleventh ...
Skin lifting techniques. (A) Basic skin lifting. (B) Lifting with directional shift. (C) Skin ... Skin lifting techniques. (A) Basic skin lifting. (B) Lifting with directional shift. (C) Skin ...
Chemical, Biochemical, and Organic Sedimentary Rocks Chemical, Biochemical, and Organic Sedimentary Rocks
The origin and spread of modern H. sapiens, reconstructed from genetic and fossil evidence. The origin and spread of modern H. sapiens, reconstructed from genetic and fossil evidence.
Video: Conduction of action potentials

For a complete list of videos, visit our video library