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

Author Question: In the following buffer system, what happens to the concentration of the highlighted molecule if you ... (Read 12 times)

fnuegbu

  • Hero Member
  • *****
  • Posts: 539
on: Aug 27, 2018
In the following buffer system, what happens to the concentration of the highlighted molecule if you add base (OH-)? HF + NaF + H2O  F- + H3O+ + Na+
 
  A) increases
  B) decreases
  C) stays the same
  D) Buffers do not change.
  E) none of the above

Question 2

Which of the following is an example of something with potential energy?
 
  A) a boulder at the top of a cliff
  B) an arrow poised in a stretched bow
  C) chemical bonds
  D) gasoline in the gas tank of your car
  E) all of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cegalasso

  • Sr. Member
  • ****
  • Posts: 295
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

E


fnuegbu

  • Member
  • Posts: 539
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

shailee

  • Member
  • Posts: 392
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

The Endomembrane System 2 The Endomembrane System 2
Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski
Digestive System Digestive System
Parts of human nervous system Parts of human nervous system
Renin-angiotensin-aldosterone system. Renin-angiotensin-aldosterone system.
Overview of the components of the human digestive system, together with a brief description of their Overview of the components of the human digestive system, together with a brief description of their
Video: Glomerular filtrate rate: pressures that affect GFR, NFP & GFR and blood composition

For a complete list of videos, visit our video library