Why is freezing an exothermic process? Question a What are some examples of exothermic reactions? What are exothermic reactions? What are some common mistakes students make with exothermic reactions? How does an exothermic reaction change the entropy of the surroundings? How do exothermic reactions occur? Write down the reaction involved. What do you mean by a precipitation reaction? Explain by giving examples. Why do we apply paint on iron articles?
Oil and fat containing food items are flushed with nitrogen. What is meant by exothermic and endothermic reactions? Give examples. Explain the following terms with one example each. These substances come in contact with the Oxygen present in our body cells to form Carbon dioxide and water along with a certain amount of energy Respiration process.
Since the energy is in the form of heat that maintains our body temperature the respiration is considered to be an exothermic reaction. The reaction taking place is:. Question Papers. Question Papers Textbook Solutions MCQ Online Tests 3. Important Solutions Question Bank Solutions
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