Answer:
The answer to your question is: True
Explanation:
An exothermic reaction releases heat then, it is showed as a product.
An endothermic reaction needs heat to happen, it is represented in the reactants.
2. A materials opposition to the flow of electric charge. This is because a current is the flow and so an electrical current will be the flow of an electric charge.
Answer: 2
Explanation: Potassium, K, has only 1 valence electron, 4s^1. Oxygen, O, needs 2 more electrons to complete its valence shell to make 8 electrons. That means 2 K atoms will combine with 1 O atom, to produce K2O, potassium oxide. Both K electrons are stolen by the single O atom, so 2 electrons are transferred.
Answer is c photosynthesis
