Where does all energy for most organisms on Earth come from? A. oxygen B. carbon dioxide C. water D. sunlight
All energy for most organisms on Earth come from sunlight.
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bolingit|Points 156|
Question
Updated 11/12/2014 9:03:37 AM
Edited by yumdrea [11/12/2014 9:03:30 AM]
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Questions asked by the same visitor
Use the equation above to answer this question: When two moles of ethane react completely with oxygen, how many moles of carbon dioxide will be produced? A. 2 B. 4 C. 8 D. unknown number
Weegy: What is the equation? (More)
Question
Updated 11/11/2014 7:58:42 PM
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
When two moles of ethane react completely with oxygen, 4 moles of carbon dioxide will be produced.
Confirmed by jeifunk [11/11/2014 10:56:38 PM]
2Mg + O2à MgO For this unbalanced chemical equation, what is the coefficient for oxygen when the equation is balanced? A. 1 B. 2 C. 3 D. 4
Weegy: answer is B. the coefficient for oxygen when the equation is balanced should be 2 (More)
Question
Updated 11/11/2014 8:00:11 PM
2 Mg + O2 = 2 MgO
when the equation is balanced, the coefficient for oxygen is 1.
Confirmed by jeifunk [11/11/2014 10:55:24 PM]
In winter many dogs grow a thick coat of fur. This is an example of A. reproduction. B. adapting to change. C. genetic engineering. D. artificial selection.
Weegy: In winter many dogs grow a thick coat of fur. This is an example of adapting to change. (More)
Question
Updated 11/11/2014 10:31:05 AM
To be considered a living thing an organism must be able to A. reproduce. B. digest food. C. move on its own. D. breathe oxygen.
Weegy: To be considered a living thing an organism must be able to move on its own. (More)
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Updated 11/11/2014 10:29:39 AM
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