Question

Mention three situations in daily life where a chemical change occurs

Answer 1

cooking, burning, rusting, souring, photosynthesis, respiration

Chemical reactions are all around us.  Combustion reactions help release energy to heat our homes and move our vehicles.   Oxidation-reduction reactions keep the batteries in our cell  phones and laptops functioning.   Acid-base reactions take place when cleaning your oven or removing a clog from a drain.  Acid-base reactions are also the basis for the Titrations experiment where you will measure the acidity of fruit juices.  

1.photosynthesis is a reaction to make food.
2.aerobic cellular respiration is a reaction with oxygen.
3.combustion is a type of chemical reaction.
4.rust is a common chemical reaction.
5.digestion

A homogeneous mixture of two or more substances, which may be solids, liquids, gases, or a combination of these.The process of forming such a mixture.The state of being dissolved.The method or process of solving a problem.The answer to or disposition of a problem.Law. Payment or satisfaction of a claim or debt.The act of separating or breaking up; dissolution.

Answer 2

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