Author Question: What is the activation energy? A) the minimum amount of energy to break the bonds in reactants ... (Read 53 times)

Marty

  • Hero Member
  • *****
  • Posts: 553
What is the activation energy?
 
  A) the minimum amount of energy to break the bonds in reactants
  B) the amount of energy required to activate a phase change
  C) the energy difference between the reactants and the products
  D) the amount of energy required to separate reactants from the products
  E) the hill

Question 2

What mass of oxygen (in grams) is produced when 122.6 g of KCI03(formula mass = 122.6 amu) takes part in this reaction?
 
  A) 32.00 grams
  B) 48.00 grams
  C) 96.00 grams
  D) More information is needed.



SeanoH09

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

For a complete list of videos, visit our video library