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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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Asked 6/18/2012 9:23:07 AM
Updated 12/11/2016 11:39:09 PM
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Edited by yumdrea [12/11/2016 11:39:06 PM]
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The purpose of catalyst is to speed up the chemical reaction.
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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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
1 Answer/Comment
According to the periodic table, Xenon (Xe) has an atomic number of 54.
Added 10/20/2015 5:16:49 PM
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Confirmed by jeifunk [10/21/2015 3:54:48 AM]
The valence electrons occur in what part of the atom?
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Updated 6/13/2016 11:36:20 AM
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The valence electrons occur in the outer electron shell of an atom.
Added 6/13/2016 11:36:20 AM
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Confirmed by jeifunk [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 (More)
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Expert Answered
Updated 6/2/2016 1:38:58 AM
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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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Confirmed by 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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Updated 3/7/2015 10:50:27 PM
1 Answer/Comment
ARSENIC is a metalloid.
Added 3/7/2015 10:50:27 PM
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Confirmed by 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. (More)
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Updated 4/1/2016 7:38:19 AM
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