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

Author Question: What is the oxidation state of chromium in the compound K2Cr2O7? A) +4 B) +6 C) +7 D) ... (Read 123 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
on: Aug 27, 2018
What is the oxidation state of chromium in the compound K2Cr2O7?
 
  A) +4
  B) +6
  C) +7
  D) -1

Question 2

All of the following are examples of green chemistry EXCEPT
 
  A) Biodiesel is made from oils that have been used for frying foods.
  B) Polylactic acid (PLA) is a biodegradable plastic derived from corn.
  C) Hydrocarbons containing only carbon and hydrogen atoms are used as a fuel source.
  D) Glycerol from triglycerides can be used as a moisturizing agent in soaps.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

emsimon14

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

C


renzo156

  • Member
  • Posts: 526
Reply 2 on: Aug 27, 2018
Wow, this really help

zacnyjessica

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Pyruvate oxidation results in three changes to pyruvate: Pyruvate oxidation results in three changes to pyruvate:
National Guardsmen firing into a crowd of antiwar protesters at Kent State University killed four ... National Guardsmen firing into a crowd of antiwar protesters at Kent State University killed four ...
Reaction 6: Generation of the First Energy-Rich Compound Reaction 6: Generation of the First Energy-Rich Compound
Branched-chain amino acid oxidation, fatty acid b-oxidation, and the citric acid cycle share a commo Branched-chain amino acid oxidation, fatty acid b-oxidation, and the citric acid cycle share a commo
Conversion of F+ to an Hfr state occurs by integration of the F factor Conversion of F+ to an Hfr state occurs by integration of the F factor
Draw a complete stepwise mechanism for the oxidation of benzil from benzoin using nitric acid. Draw a complete stepwise mechanism for the oxidation of benzil from benzoin using nitric acid.
Video: Neural regulation of mechanical digestion- CNS voluntary, ANS & ENS controlled involuntary movements

For a complete list of videos, visit our video library