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What is the purpose of the catalyst? A. to start the chemical reaction B. to stop the chemical reaction C. to speed up the chemical reaction D. to make the chemical reaction safe to observe
The purpose of catalyst is to speed up the chemical reaction.
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Question
Asked 6/18/2012 9:23:07 AM
Updated 12/11/2016 11:39:09 PM
2 Answers/Comments
Edited by
yumdrea
[12/11/2016 11:39:06 PM]
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What is the purpose of the catalyst? A. to start the chemical reaction B. to stop the chemical reaction C. to speed up the chemical reaction D. to make the chemical reaction safe to observe
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Kentink
The purpose of catalyst is to speed up the chemical reaction.
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Added 12/11/2016 10:59:55 PM
This answer has been confirmed as correct and helpful.
Confirmed by
yumdrea
[12/11/2016 11:39:07 PM]
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yumdrea
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Please don't forget to flag incorrect answers. Thanks.
Added 12/11/2016 11:39:09 PM
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According to the periodic table, which element has an atomic number of 54?
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Updated 10/20/2015 5:16:49 PM
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8
emdjay23
According to the periodic table, Xenon (Xe) has an atomic number of 54.
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The valence electrons occur in what part of the atom?
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emdjay23
The valence electrons occur in the outer electron shell of an atom.
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[6/13/2016 11:46:10 AM]
What is a prediction? A. a conclusion B. another hypothesis C. observed data that does not support the hypothesis D. another proposed data point on the trend line but not observed data
Weegy:
B. another hypothesis
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Expert Answered
Updated 6/2/2016 1:38:58 AM
1 Answer/Comment
8
emdjay23
A prediction is another proposed data point on the trend line but not observed data.
Added 6/2/2016 1:29:01 AM
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Andrew.
[6/2/2016 1:38:59 AM]
Which of the following elements is a metalloid? A. carbon B. aluminum C. bismuth D. arsenic
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Question
Updated 3/7/2015 10:50:27 PM
1 Answer/Comment
8
alfred123
ARSENIC is a metalloid.
Added 3/7/2015 10:50:27 PM
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yumdrea
[3/7/2015 11:40:04 PM]
What is released when the nuclei of two smaller atoms fuse to form a larger atom? A. energy B. compound C. mass D. matter
Weegy:
Energy is released when the nuclei of two smaller atoms fuse to form a larger atom.
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Updated 4/1/2016 7:38:19 AM
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