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

Author Question: The concentration of species in 500 mL of a 2.104 M solution of sodium sulfate is ________ M sodium ... (Read 141 times)

gbarreiro

  • Hero Member
  • *****
  • Posts: 566
on: Aug 27, 2018
The concentration of species in 500 mL of a 2.104 M solution of sodium sulfate is ________ M sodium ion and ________ M sulfate ion.
 
  A) 2.104, 1.052
  B) 2.104, 2.104
  C) 2.104, 4.208
  D) 1.052, 1.052
  E) 4.208, 2.104

Question 2

The electron configuration Kr4d10 represents ________.
 
  A) Ag+
  B) Cd
  C) Cd+
  D) Ag2+
  E) Sr2+

Question 3

You bike 50 km. Though tired, you feel great because your brain has synthesized some
 
  A) amphetamine.
  B) endorphins.
  C) glucose.
  D) morphine.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Dunkey

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

A

Answer to Question 3

B


gbarreiro

  • Hero Member
  • *****
  • Posts: 566
Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


Dunkey

  • Sr. Member
  • ****
  • Posts: 333
Reply #3 on: Aug 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Connell's experimental manipulation of species indicated the presence of competition. Connell's experimental manipulation of species indicated the presence of competition.
Extinction of species in the past. Extinction of species in the past.
A diversity of species live within the soils, the ecology of which remains to be explored. A diversity of species live within the soils, the ecology of which remains to be explored.
The skull of Sahelanthropus tchadensis is argued to be the earliest of the hominins and one of only The skull of Sahelanthropus tchadensis is argued to be the earliest of the hominins and one of only
a solution is prepared in which a trace or small amount of Fe2+ is added to a much larger ... a solution is prepared in which a trace or small amount of Fe2+ is added to a much larger ...
What will be the pH of the solution once equilibrium is established? What will be the pH of the solution once equilibrium is established?
Video: Cardiac conductile cells

For a complete list of videos, visit our video library