Jajajsjjsjsjsjsjsjjsjsisisisisi
Answer:
1) B. The change in energy in a system during an exothermir reaction
2) B. In the air, only the oxygen is part of the system
3) B. The energy found in the reactants....
4) D. This is an endothermic reaction because the system took energy from the surroundings.
5) B. Energy is released by the formation of chemical bonds
Explanation:
TOOK THE QUIZ...YOU'RE WELCOME!!!
The unsuccessful winter campaign in Russia exposed Napoleon's army to extreme cold and The French army's inability to master guerilla warfare led to its defeat in the Peninsula War.
