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Why is energy necessary to chemical reactions and describe some common sources of energy.?
Explain why energy is necessary to chemical reactions, and describe some common sources of energy.
Why energy is necessary to chemical reactions and describe some common sources of energy.?
Energy is necessary for chemical reactions because it allows molecules to overcome activation energy barriers and initiate reactions. Common sources of energy for chemical reactions include heat, light, electricity, and catalysts. These sources provide the necessary energy to break existing bonds and form new ones during a chemical reaction.
What chemical reactions are most common to break down the molecules?
These are decomposition reactions.
Are chemical reactions useful?
yes some chemical reactions are harmful to us. as digestion of food, photosynthesis, decomposition of organic waste are some examples of the useful chemical reactions.
What are some common reaction?
Metals rusting, wood or fuel burning, yeast fermenting sugar, and cellular respiration are common chemical reactions.
What are the most common evidences of chemical reactions?
Some signs (or evidence) of chemical change are: a gas is produced, the temperature changes, a substance disappears, a solid is formed a colour change occurs, a new odour is produced.
What energy helps chemical reactions to form?
Heat helps chemical reactions to take place. Light can also cause some chemical reactions to take place.
What is the common chemical in a chemical reaction?
Oxygen as most reactions have it although it could also be hydrogen
What comes out of chemical reactions?
Chemical reactions can produce a variety of products, including gases, liquids, solids, or energy in the form of heat or light. The specific products depend on the reactants involved and the nature of the reaction.
What are some bad chemical reactions?
nothing
What are some of unwanted chemical reactions?
magazines
What are some strategies for predicting reactions in chemistry problems?
Some strategies for predicting reactions in chemistry problems include identifying the types of reactants involved, understanding the principles of chemical reactions, considering the reactivity of elements, and using reaction prediction tables or charts. Additionally, knowledge of common reaction patterns and understanding the concept of balancing chemical equations can also help in predicting reactions.
