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Why does a change in teperature indicate that a change reaction may have occured?
Chemical reactions that involve bond-breaking tend to absorb energy from the surroundings, making the surroundings cooler. Chemical reactions that involve making bonds release energy, which makes the surroundings hotter. An example of a temperature change in a chemical reaction is when a burning fire produces heat.
What does chemical reaction have to do with making and breaking bonds?
Chemical reactions involve the breaking of bonds in reactant molecules and the formation of new bonds in product molecules. During a reaction, old bonds are broken as energy is absorbed, and new bonds are formed as energy is released. The breaking and forming of chemical bonds are essential for rearranging atoms and creating new substances during a reaction.
Is energy always involved in making or breaking chemical bonds?
no, some reactions are spontenous.
Every Chemical Reaction Involves A?
Every chemical reaction involves a rearrangement of atoms and bonds between reactant molecules to form new product molecules. This process can result in the breaking of existing bonds and the formation of new bonds, leading to the transformation of substances from one form to another.
The making and breaking of chemical bond is called?
The making and breaking of chemical bonds are called chemical reactions. During a chemical reaction, bonds between atoms are broken and new bonds are formed, resulting in the transformation of one or more substances into different ones.
What are three Chemical Reactions or Physical changes that happen in the process of making S'mores?
three physical changes of making a s'more would be breaking the chocolate, breaking the crackers, and chewing the s'more when it's in your mouth.
Do redox reactions always make or break ionic bonds?
Redox reactions involve the transfer of electrons between reactants. They can involve the breaking and formation of ionic bonds, but not always. Redox reactions can also occur in covalent compounds where the oxidation state of an element changes.
What chemical changes involve breaking and making chemical bonds?
Breaking of bonds but also formation of new bonds.
Why is cell metabolism a chemical reaction?
Cell metabolism involves a series of chemical reactions that break down nutrients to generate energy and produce molecules necessary for cell functioning. These reactions are catalyzed by enzymes and involve the transfer of electrons and rearrangement of chemical bonds, making metabolism a chemical process at the cellular level.
Is Making orange slices a Physical change or chemical change?
Chemical reactions
Compared with the rate of an inorganic reaction the rate of an organic reaction is usually?
Slower. Organic reactions typically involve breaking and making covalent bonds in complex organic molecules, which can be slower than inorganic reactions that involve simpler molecules with weaker bonds. Organic reactions often require specific conditions and catalysts to proceed efficiently.
Is enzyme in saliva a physical or chemical change?
i know that its physical change because all you saliva is doing is making the food wet
