Notice: Payments for answers will end 4/10/2017. Click for more info.
You have new items in your feed. Click to view.
Question and answer
Q: Which of the following is an example of a double-replacement reaction? A. 3K + AlCl3à 3KCl + Al B. KOH + HBr à KBr + H2O C. CH4 + 2O2à CO2 + 2H2O D. Cu + 2H2SO4à CuSO4 + SO2 + 2H2O
A: B. KOH + HBr ? KBr + H2O
Get an answer
Original conversation
User: Which of the following is an example of a double-replacement reaction? A. 3K + AlCl3à 3KCl + Al B. KOH + HBr à KBr + H2O C. CH4 + 2O2à CO2 + 2H2O D. Cu + 2H2SO4à CuSO4 + SO2 + 2H2O

Weegy: B. KOH + HBr ? KBr + H2O
sharpies|Points 7309|

User: MgO + H2O à Mg(OH)2 is an example of a _________ chemical reaction. A. synthesis B. combustion C. replacement D. decomposition

Weegy: B. combustion
ladygray|Points 240|

User: Name the type of equation shown here. A. double replacement B. single replacement C. combustion D. synthesis

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: A. Synthesis
fondlemyheart|Points 0|

User: Sodium chloride is a _________ in this reaction: sodium chlorate à sodium chloride + oxygen A. product B. reactant C. catalyst D. precipitate

Weegy: A. product
shifa saleheen|Points 9603|

User: Which of these might affect whether or not a particular chemical reaction occurs? A. adding a catalyst B. increasing the heat C. increasing the pressure D. All of these may help a chemical reaction occur.

User: MgO + H2O à Mg(OH)2 is an example of a _________ chemical reaction. A. synthesis B. combustion C. replacement D. decomposition

Weegy: B. combustion
ladygray|Points 240|

User: 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)
caligun|Points 1291|

User: 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
Neon Aloo|Points 635|

User: 2Na + CaF2à 2NaF + Ca is an example of a _________ chemical reaction. A. synthesis B. combustion C. decomposition D. single-replacement E. double-replacement

Weegy: D. single-replacement
concreterose|Points 560|

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 635|

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

Weegy: 2MgO ? 2Mg + O2 is an example of B. combustion.
sharpies|Points 7309|

User: MgO + H2O à Mg(OH)2 is an example of a _________ chemical reaction. A. synthesis B. combustion C. replacement D. decomposition

Weegy: B. combustion
ladygray|Points 240|

User: Sodium chloride is a _________ in this reaction: sodium chlorate à sodium chloride + oxygen A. product B. reactant C. catalyst D. precipitate

Weegy: A. product
shifa saleheen|Points 9603|

Question
Asked 4/10/2012 9:25:26 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.
26,998,976 questions answered
*
Get answers from Weegy and a team of really smart lives experts.
Popular Conversations
True or false? Stress has an effect on every system of the body.
Weegy: what is the question?
6/14/2018 12:05:59 PM| 2 Answers
What's 3 * 4
Weegy: Synonyms for the word "say" which are bigger in length and in impact, are communicate, ...
6/16/2018 8:51:59 PM| 2 Answers
S
L
Points 240 [Total 258] Ratings 0 Comments 170 Invitations 7 Offline
S
L
Points 130 [Total 130] Ratings 0 Comments 130 Invitations 0 Offline
S
L
R
Points 115 [Total 266] Ratings 1 Comments 5 Invitations 10 Offline
S
R
L
R
P
R
P
R
Points 66 [Total 734] Ratings 0 Comments 6 Invitations 6 Offline
S
1
L
L
P
R
P
L
P
P
R
P
R
P
R
P
P
Points 62 [Total 13329] Ratings 0 Comments 62 Invitations 0 Offline
S
L
1
R
Points 34 [Total 1450] Ratings 2 Comments 14 Invitations 0 Offline
S
Points 20 [Total 20] Ratings 1 Comments 0 Invitations 1 Offline
S
L
Points 10 [Total 187] Ratings 0 Comments 0 Invitations 1 Offline
S
Points 10 [Total 13] Ratings 0 Comments 10 Invitations 0 Offline
S
Points 10 [Total 10] Ratings 0 Comments 0 Invitations 1 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.