« previous next »

Author Question: A gas occupies a volume of 0.500 L at 125 C and 0.443 atm. What mathematical expression will yield ... (Read 75 times)

danielfitts88

  • Hero Member
  • *****
  • Posts: 535
on: Aug 27, 2018
A gas occupies a volume of 0.500 L at 125 C and 0.443 atm. What mathematical expression will yield the correct temperature at 0.750 L and 0.689 atm?
 
  A) (0.689  0.750  125)/(0.443  0.500)
  B) (0.443  0.500  398)/(0.689  0.750)
  C) (0.443  0.500)/(0.689  0.750  398)
  D) (0.689  0.750  398)/(0.443  0.500)

Question 2

In a molecule having four pairs of electrons around the central atom and a pyramidal shape, how many bonding pairs of electrons does the central atom have?
 
  A) 2
  B) 1
  C) 4
  D) 3


bimper21

  • Sr. Member
  • ****
  • Posts: 309
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa
Mathematical Rules and Guidelines Mathematical Rules and Guidelines
Two areas of reduced cortical volume and one area of increased cortical volume observed in people ... Two areas of reduced cortical volume and one area of increased cortical volume observed in people ...
A sample of carbon monoxide gas occupies 125 mL at 20.0 °C and 455 mm Hg. If the A sample of carbon monoxide gas occupies 125 mL at 20.0 °C and 455 mm Hg. If the
Differences in yield between two wheat varieties at different soil fertility levels Differences in yield between two wheat varieties at different soil fertility levels
Relative expression times and amounts of cyclins during the cell cycle Relative expression times and amounts of cyclins during the cell cycle
Video: Erythropoietin (EPO)

For a complete list of videos, visit our video library