This topic contains a solution. Click here to go to the answer

Author Question: Which of the following species is undergoing oxidation? 2 CuBr 2Cu + Br2 A) Cu B) CuBr C) Cu+ ... (Read 18 times)

chads108

  • Hero Member
  • *****
  • Posts: 507
Which of the following species is undergoing oxidation? 2 CuBr  2Cu + Br2
 
  A) Cu
  B) CuBr
  C) Cu+
  D) Br-
  E) Br2

Question 2

Alcohol wiped across a table top rapidly disappears. Which of the following is true?
 
  A) As the alcohol evaporates it soaks up energy from the table top which is thus cooled.
  B) The alcohol is absorbed by the table top in a reaction that releases heat.
  C) The alcohol and table top undergo a chemical reaction producing a fragrant vapor.
  D) Alcohol is an organic substance composed of continuous matter without empty space and is immediately annihilated when it comes into contact with the table top.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Juro

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

D

Answer to Question 2

A



chads108

  • Hero Member
  • *****
  • Posts: 507
Both answers were spot on, thank you once again



Juro

  • Sr. Member
  • ****
  • Posts: 337

 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

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.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

For a complete list of videos, visit our video library