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water turning to ice...
water turning to vapor.
candle wax turning from solid to liquid and then solid again...
crumpling a paper is a physical while burning it is chemical...
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What are some examples of chemical reaction in the environment?
Photosynthesis.
What are some examples of a reversible reaction that occurs in the living organism?
what are some examples of a reversible reaction that occurs in the living organism?
Do visible changes never occur in a reaction mixture?
Of course they do. Some examples are fizzing, when a gas is produced, colour changes, and the formation of precipitates.
What are some examples of nutalization reaction?
Neutralization is the reaction between an acid and a base and formation of a salt and water.ExampleHCl + NaOH ------> NaCl + H2OH2SO4 + 2NaOH ----> Na2SO4 + 2H2OHNO3 + KOH -----> KNO3 + H2OCH3COOH + NaOH ----> CH3COONa + H2O
What are examples of catalyst?
Examples of some common catalysts are:Manganese dioxide: in decomposition of Hydrogen peroxide and Potassium chlorateSulfuric acid: in some esterification reactionsVanadium(V) oxide: in oxidation of sulfur dioxide to trioxideetc.
What is phyiscal change of matter?
Examples: boiling, freezing, sublimation, evaporation, deposition etc.
What are some examples of chemical reaction in the environment?
Photosynthesis.
What are some examples of everyday reaction that take in the energy?
The photosynthesis is an endothermic reaction that takes place everyday.
Action reaction engines that propel an object forward?
Some examples of reaction engines in airplanes are turbofans and turbojets.
What are some examples of oxidation?
An oxidizing agent is reduced in a chemical reaction by gaining electrons. Some examples are halogens, nitric acid and potassium nitrate.
Examples of a chemical reaction?
The reaction between hydrogen and oxygen to form water is represented by the following equation. 2 H2 + O2 2 H2O
What is phyiscal theater?
it is to do with dancing
What are some examples of a reversible reaction that occurs in the living organism?
what are some examples of a reversible reaction that occurs in the living organism?
What were the jobs of Marie Maynard Daly?
she worked as a biochemistry teacher and a phyiscal science instructor. she worked as a biochemistry teacher and a phyiscal science instructor.
What is ome examples of chemical energy?
Energy that is stored into something and released by a chemical reaction is known as chemical energy. Some examples of these are batteries, gasoline, coal, and food.
What are phyiscal properties?
Examples: density, shape, thermal conductivity, electrical resistivity, hardness, malleability, viscosity, surface tension, boiling point, Curie point, color, refractive index, etc.
What if the child is 13 yrs old and want to move in with father if you have phyiscal custody of her?
What if the child is 13 yrs old and want to move in with father if you have phyiscal custody of her?
