Weegy: B. KOH + HBr ? KBr + H2O
Auto answered|Score 1|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
Auto answered|Score 1|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
Auto answered|Score .8769|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
Auto answered|Score 1|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.
Weegy: How Does a Catalyst Affect the Speeds of Chemical ... The result of chemical reactions is chemical changes. These are not ... A chemical reaction occurs when ... [
www.ehow.com/chemical-reactions/]
Auto answered|Score 1User:
MgO + H2O à Mg(OH)2 is an example of a _________ chemical reaction.
A. synthesis
B. combustion
C. replacement
D. decomposition
Weegy: B. combustion
Auto answered|Score 1|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)
Auto answered|Score 1|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
Auto answered|Score 1|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
Auto answered|Score 1|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
Auto answered|Score 1|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.
Auto answered|Score 1|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
Auto answered|Score 1|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
Auto answered|Score 1|shifa saleheen|Points 9603|All Categories|No Subcategories|Auto answered|4/10/2012 9:25:26 PM
