I believe a. is the answer.
Answer:
A synthesis reaction is <em>a reaction that occurs when two or more reactants combine into one product.</em>
Explanation:
A reaction that occurs when two or more reactants combine into one product is called a synthesis reaction.
A reaction that occurs when one element within a compound is exchanged with another element is called a single replacement reaction.
A reaction that occurs when a substance combines with molecular oxygen, releasing light and energy is called combustion.
A reaction that occurs when a single substance breaks apart and forms two or more new substances is called decomposition.
Answer:
1 and a
2 and b
3 and c
4 and d
Explanation:
+ = gained
- = lost
when there is a two it has two electrons
I also had a high school friend check my accuracy
HOPE THIS HELPS!!!! :)
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