This topic contains a solution. Click here to go to the answer

Author Question: The triple point of a substance is: A) That point when the substance changes its specific gravity ... (Read 20 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
The triple point of a substance is:
 
  A) That point when the substance changes its specific gravity at the same pressure, temperature, and volume.
  B) The point when the density of a substance changes to a solid, liquid, or vapor at standard conditions.
  C) The point at which the substance changes state at the same pressure, temperature, and volume.
  D) The point where a substance can exist as a solid, liquid, or vapor at the same time at one specific pressure and temperature.

Question 2

The AHRI definition of standard air is:
 
  A) 400 CFM per ton.
  B) Air at a temperature of 0C with a relative humidity of 50.
  C) Air weighing 0.075 lb/ft3 at 70F with a barometric pressure of 29.92 in Hg.
  D) 78 nitrogen, 21 oxygen, and 1 other gases.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

D

Answer to Question 2

C




lindiwe

  • Member
  • Posts: 577
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it


AmberC1996

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

For a complete list of videos, visit our video library