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

Author Question: What is the oxidation number of chromium in Cr2O72- ion? A) +3 B) +12 C) +7 D) +6 E) ... (Read 185 times)

Jkov05

  • Hero Member
  • *****
  • Posts: 556
on: Aug 27, 2018
What is the oxidation number of chromium in Cr2O72- ion?
 
  A) +3
  B) +12
  C) +7
  D) +6
  E) +14

Question 2

At 333 K, which of the pairs of gases below would have the most nearly identical rates of effusion?
 
  A) N2O and NO2
  B) CO and N2
  C) N2 and O2
  D) CO and CO2
  E) NO2 and N2O4


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

B


Jkov05

  • Hero Member
  • *****
  • Posts: 556
Reply #2 on: Aug 27, 2018
TY


chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Reply #3 on: Aug 27, 2018
You're welcome


« previous next »
 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

The frequency of competition according to the number of species involved. The frequency of competition according to the number of species involved.
Norman Bel Geddes, with Dr. Otto Koller, Air Liner Number 4. Norman Bel Geddes, with Dr. Otto Koller, Air Liner Number 4.
The vehicle identification number (VIN) is visible through the base of the windshield and on a ... The vehicle identification number (VIN) is visible through the base of the windshield and on a ...
b-Oxidation pathway for polyunsaturated fatty acids b-Oxidation pathway for polyunsaturated fatty acids
What mass of sulfur hexafluoride, SF6, has the same number of fluorine atoms as 25.0 g of ... What mass of sulfur hexafluoride, SF6, has the same number of fluorine atoms as 25.0 g of ...
An 8th grade class develops a linear model that predicts the number of cheerios (a small round ... An 8th grade class develops a linear model that predicts the number of cheerios (a small round ...
Video: Evolutionary tree of life Animation

For a complete list of videos, visit our video library