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Hydrogen and oxygen combine violently to form water. Amorphous carbon (coal) burns in air (oxidation reduction) to form carbon dioxide. Hydrochloric acid (HCL) combines with sodium (Na) to form sodium chloride (NaCl = table salt) and hydrogen gas.
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What are the examlpes of chemical change and physical change?
Examples of chemical changes: * Burning of paper * Rusting of iron Examples of physical reactions: * Melting of ice * Melting of wax
What are 3 list of chemical change?
You know a chemical change happened if: -A change in color -Formation of a precipate (a solid) -Formation of a gas
Is turning a cucumber into a pickle a physical or chemical change?
Its a chemical change. Chemical changes produces a new substance while physical change does not Examples of physical change are ripping paper, breaking a bottle and melting ice. Examples of Chemical change are cooking macaroni, rusting iron and mixing acids and bases to make salt and water
What two examples is the physical change and chemical change of milk?
An example of a physical change in milk is when you freeze it, changing its state from liquid to solid without altering its chemical composition. A chemical change in milk occurs when it sours, involving the breakdown of lactose by bacteria to form lactic acid, altering its chemical composition.
What is the difference between physical and chemical change give examples?
CHEMICAL CHANGE: Such change is a permanent change and substances go through such changes not only alter their outer shape but also change their composition. For example: conversion of milk into yoghurt is a chemical change PHYSICAL CHANGE: Such change is a temporary change and substances go through such changes alter their shape and volume only but composition remains same. For example: water changes into ice and ice melt to water is a physical change.
Alternate Wordings for 'What is chemical change and physical change and give its examples?
Explain the difference between chemical change and physical change, and provide examples of each. Define chemical change and physical change, and provide examples to illustrate. Differentiate between chemical change and physical change, and give examples to clarify the distinction.
What are examples of a chemical change in matter?
Synthesis, decomposition, combustion, and oxidation are some examples of chemical changes (reactions) of matter.
What is a non example of chemical changes?
non example of chemical change: one non example is ice. ice is NOT an example of chemical change.
What is meant by the term chemical change Give 2 examples?
A chemical change is a change that imply the change of the nature of molecules. Examples: neutralization of an acidic solution, thermal decomposition and generally all chemical reactions.
Is a cucumber turning into a pickle a chemical or physical change?
Its a chemical change. Chemical changes produces a new substance while physical change does not Examples of physical change are ripping paper, breaking a bottle and melting ice. Examples of Chemical change are cooking macaroni, rusting iron and mixing acids and bases to make salt and water
What properties of liquids do not change when it becomes a gas?
chemical
What will result in a chemical change?
Anything that will create a new substance or change the chemical makeup of the substance. Burning, cooking, oxidizing, and other chemical reactions are examples.
What are examples of chemical and physical change?
melting any metal is physical. rusting iron is chemical
Examples of a physical change or a chemical change?
Physical changes can range from colour changes to change in tempricture.
1.What are the examples of chemical change?
A chemical change is a change that cannot be un-done; baking a pie would be a chemical change because you can't UN-BAKE a pie.
Give examples of chemical change?
explosion of fireworks,cooking an egg
Which one is not an example of a chemical change Leaves on trees changing color A cake baking Food being digested All are examples of chemical changes?
All are examples of chemical changes
