Question and answer
In a chemical reaction, energy can be A. released. B. absorbed. C. released or absorbed. D. neither released nor absorbed.
. C. released or absorbed
Ask a question
Not a good answer? Get an answer now. (Free)
Original conversation
User: In a chemical reaction, energy can be A. released. B. absorbed. C. released or absorbed. D. neither released nor absorbed.

Weegy: . C. released or absorbed
Neon Aloo|Points 475|

User: 2MgO à 2Mg + O2 is an example of a _________ chemical reaction. A. synthesis B. combustion C. replacement D. decomposition





Weegy: 2MgO à 2Mg + O2 is an example of B. combustion.
Expert answered|sharpies|Points 4958|

User: C3H8 + 5O2à 3CO2 + 4H2O is an example of a _________ chemical reaction. A. synthesis B. combustion C. replacement D. synthesis and combustion E. synthesis and replacement

Weegy: C3H8 + 5O2à 3CO2 + 4H2O is an example of a B. combustion. Also I want to change that first question 2MgO à 2Mg + O2 is D. decomposition!(this is the correct answer, I typed in the wrong one)
Expert answered|sharpies|Points 4958|

Question
Asked 11/15/2011 2:02:07 PM
0 Answers/Comments
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
Which model equation below represents a decomposition reaction? A. B. C. D.
Weegy: What are the choices? (More)
Question
All Categories|No Subcategories|Expert Answered
Asked 11/15/2011 2:13:40 PM
0 Answers/Comments
C3H8 + 5O2à 3CO2 + 4H2O is an example of a _________ chemical reaction. A. synthesis B. combustion C. replacement D. synthesis and combustion E. synthesis and replacement
Weegy: A. Synthesis (More)
Question
All Categories|No Subcategories|Expert Answered
Asked 11/15/2011 2:07:51 PM
0 Answers/Comments
In the following unbalanced chemical reaction, what belongs in the blank? C8H18 + O2à CO2 + H2O + _________ A. CO B. CO3 C. energy D. nothing
Weegy: C. energy (More)
Question
All Categories|No Subcategories|Expert Answered
Asked 11/15/2011 2:10:03 PM
0 Answers/Comments
In a chemical reaction, energy can be A. released. B. absorbed. C. released or absorbed. D. neither released nor absorbed.
Weegy: . C. released or absorbed (More)
Question
All Categories|No Subcategories|Expert Answered
Asked 11/15/2011 1:55:38 PM
0 Answers/Comments
If a new substance forms during a chemical reaction but is dissolved in solution, what symbol should follow the chemical formula? A. (I) B. (s) C. (g) D. (aq)
Weegy: D. (aq) (More)
Question
All Categories|No Subcategories|Expert Answered
Asked 11/15/2011 1:53:05 PM
0 Answers/Comments
16,906,929 questions answered
Popular Conversations
Evaluate 6 + x if x = -2.
Weegy: The answer for -2(x + 1) for x = 1/2 is -3. User: Simplify. 2 · 2 + 0 · 4 a. 4 c. -4 b. 0 d. 1 Weegy: -2.5 ...
7/21/2014 9:03:07 AM| 3 Answers
y = 2x + 3 2y = 4x + 6 The system of equations has _____ ...
Weegy: The determinant for this system of equations is 6*1-5*1=1. User: 5x + 2y = 8 x + y = 4 If you want to solve ...
7/21/2014 12:31:57 PM| 3 Answers
What is the equation of the line, in point-slope form, that passes ...
Weegy: The "point-slope" form of the equation of a straight line is: y - y1 = m(x - x1), so y - 3 = 6(x - 8) User: ...
7/21/2014 8:48:59 AM| 2 Answers
Using directly copied and cited source material word for word is ...
Weegy: Using directly copied and cited source material word for word is known as D. plagiarizing. User: Which of ...
7/21/2014 9:50:54 AM| 2 Answers
Factor k^2 + 13k + 12.
Weegy: k^2 + 13k + 12 = (k + 12)(k + 1) User: Factor the four-term polynomial. pq - 3r + pr - 3q Weegy: pq - 3r + ...
7/21/2014 10:38:58 AM| 2 Answers
7. The biggest challenger to newspapers today is
Weegy: The biggest challenger to newspapers today is the Internet. The internet provides all source of information ...
7/21/2014 11:38:46 AM| 2 Answers
Find the product. y^4 · y^6
Weegy: Here are some characteristics of grace and forgiveness: patience, kindness, mercy, unconditional love, empathy, ...
7/21/2014 12:33:31 PM| 2 Answers
Weegy Stuff
S
R
L
1
1
P
C
1
P
1
1
L
P
C
P
C
1
P
C
L
P
C
1
P
C
Points 1679 [Total 20679]| Ratings 1| Comments 1669| Invitations 0|Offline
S
L
P
C
P
C
1
L
P
C
L
P
C
P
C
P
C
Points 1653 [Total 16782]| Ratings 0| Comments 1653| Invitations 0|Offline
S
L
P
C
L
P
C
P
C
L
P
C
P
C
Points 1357 [Total 13912]| Ratings 1| Comments 1347| Invitations 0|Offline
S
L
1
Points 1307 [Total 3491]| Ratings 2| Comments 1287| Invitations 0|Offline
S
L
1
1
1
1
L
1
Points 930 [Total 7107]| Ratings 1| Comments 920| Invitations 0|Offline
S
1
L
Points 842 [Total 2978]| Ratings 2| Comments 822| Invitations 0|Offline
S
1
L
1
L
P
P
L
Points 778 [Total 10386]| Ratings 0| Comments 778| Invitations 0|Offline
S
1
L
Points 695 [Total 4371]| Ratings 2| Comments 675| Invitations 0|Offline
S
P
C
L
P
L
1
Points 667 [Total 5721]| Ratings 4| Comments 627| Invitations 0|Offline
S
Points 243 [Total 391]| Ratings 2| Comments 223| Invitations 0|Offline
Home | Contact | Archive | Blog | About | Terms | Privacy | Social | ©2014 Purple Inc.