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

Author Question: What is the oxidation number of manganese in the MnO41- ion? A) +1 B) +2 C) +5 D) +4 E) ... (Read 140 times)

B

  • Hero Member
  • *****
  • Posts: 570
on: Aug 27, 2018
What is the oxidation number of manganese in the MnO41- ion?
 
  A) +1
  B) +2
  C) +5
  D) +4
  E) +7

Question 2

Calculate the concentration (in M) of hydroxide ions in a solution at 25.0 C with a pOH of 4.223.
 
  A) 5.98  10-5
  B) 1.67  10-10
  C) 1.67  104
  D) 5.99  10-19
  E) 1.00  10-7


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cdmart10

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

A


B

  • Member
  • Posts: 570
Reply 2 on: Aug 27, 2018
Wow, this really help

bassamabas

  • Member
  • Posts: 294
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

A number of tree species can be interconnected by mycorrhizal fungi in the forests of British Columb A number of tree species can be interconnected by mycorrhizal fungi in the forests of British Columb
manganese manganese
A greater number of men than women hold full-time jobs, but the gap is closing because of an ... A greater number of men than women hold full-time jobs, but the gap is closing because of an ...
Plot showing the number of genes on each human chromosome Plot showing the number of genes on each human chromosome
Directions: Fill in the correct number or word(s). Order: Lantus U-100 insulin 68 units subcut ... Directions: Fill in the correct number or word(s). Order: Lantus U-100 insulin 68 units subcut ...
Number chart Number chart
Video: Mechanism of enzyme action

For a complete list of videos, visit our video library