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

Author Question: The most common HCFC refrigerant is which of the following? A) R-124 B) R-23 C) R-22 D) ... (Read 59 times)

piesebel

  • Hero Member
  • *****
  • Posts: 565
on: Jul 24, 2018
The most common HCFC refrigerant is which of the following?
 
  A) R-124 B) R-23 C) R-22 D) R-142

Question 2

What material is used for air-conditioning drain lines?
 
  A) PVC B) Galvanized iron pipe
  C) CPVC D) Copper


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

EAN94

  • Sr. Member
  • ****
  • Posts: 307
Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

A


piesebel

  • Member
  • Posts: 565
Reply 2 on: Jul 24, 2018
:D TYSM

Animal_Goddess

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

A Common wild boar piglet in the Netherlands A Common wild boar piglet in the Netherlands
Interior nodes represent common ancestors Interior nodes represent common ancestors
Granite: a Common Rock in Continental Crust Granite: a Common Rock in Continental Crust
Common Prefixes Common Prefixes
Common Signs and Symptoms of Respiratory Diseases Common Signs and Symptoms of Respiratory Diseases
Common Oral Lesions/Conditions Associated with HIV Infections and Treatment Guidelines Common Oral Lesions/Conditions Associated with HIV Infections and Treatment Guidelines
Video: Gastroesophageal Reflux Disease (GERD)

For a complete list of videos, visit our video library