182k views
1 vote
In a chemical reaction, which is the MOST LIKELY reactant for these products?

? CaO + CO2
A. 3O2
B. CO2
C. 2KCl
D. CaCO3

User Erie
by
8.4k points

2 Answers

6 votes

Answer:

D

Step-by-step explanation:

User Majd
by
7.9k points
3 votes
only possible answer is D, because the reactants must contain the same atoms as the products. 
User Jagie
by
8.0k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.