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Author Question: What is the oxidation state of chromium in the compound K2Cr2O7? A) +4 B) +6 C) +7 D) ... (Read 119 times)

renzo156

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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.


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emsimon14

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Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

C


renzo156

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Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

cdmart10

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Reply 3 on: Yesterday
Gracias!

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