Answer:
The chemical reaction is: AB + CD ---> AC + BD (ΔH= - )
Explanation:
After the reaction between two reactants, two products are generated.
As the products have less energy than the reactants, this energy is released and ΔH is negative
The process in which water vapor turns into clouds is condensation.
Answer:
It is D because when the locusts came the next year, the sparrows did not eat the locusts.
Explanation: