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Which of the following can lower the activation energy of a system? A. density B. catalysts C. temperature D. concentration
Question
Asked 5/7/2012 1:22:18 PM
Updated 4/22/2015 11:55:39 PM
1 Answer/Comment
Flagged by alfred123 [4/22/2015 11:55:38 PM]
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User: Which of the following can lower the activation energy of a system? A. density B. catalysts C. temperature D. concentration

Question
Asked 5/7/2012 1:22:18 PM
Updated 4/22/2015 11:55:39 PM
1 Answer/Comment
Flagged by alfred123 [4/22/2015 11:55:38 PM]
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CATALYSTS can lower the activation energy of a system.
Added 4/22/2015 11:55:39 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [4/23/2015 1:29:13 AM]
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The minimum amount of energy that particles need to react when colliding is called the _____ energy. A. collision B. levitation C. activation D. multiplication
Question
Updated 1/14/2016 6:43:55 AM
1 Answer/Comment
The minimum amount of energy that particles need to react when colliding is called the activation energy.
Added 1/14/2016 6:43:55 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [1/14/2016 11:07:54 AM]
The Korean peninsula is split around the __________ parallel.
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Updated 3/2/2015 10:41:29 AM
1 Answer/Comment
The Korean peninsula is split around the 38th parallel.
Added 3/2/2015 10:41:29 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [3/2/2015 10:46:52 AM]
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