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chemical change

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12y ago

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Is dissolving of sugar in concentrated acid a chemical of physical change?

Chemical change.


Is Acid rain dissolving paint off a wall a chemical change or physical change?

The process of acid rain dissolving paint off a wall is a chemical change. This is because the acid in the rain reacts with the chemical components of the paint, causing a permanent change in its chemical structure.


Is dissolving steel into acid a chemical change?

no, its physical change :)


Is a dissolving zinc in acid a chemical change or physical change?

Dissolving zinc in acid is a chemical change. It really isn't being dissolved, it is reacting with the acid to form new substances. For example, if you react zinc with hydrochloric acid, the products will be zinc chloride and hydrogen gas. The zinc seems to dissolve, but it is actually combining with the chlorine in the hydrochloric acid. Zn + 2HCl ---> ZnCl2 + H2


Is marble dissolves in acid rain physical or chemical change?

Marble dissolving in acid rain is a chemical change. The acid reacts with the calcium carbonate in the marble to form new substances, such as carbon dioxide and water. This chemical reaction alters the composition of the marble, leading to its dissolution.


Is acidity physical change or chemical change?

An acid is a chemical compound, not a physical or chemical change.


Is Cleaning a painted surface with acid a chemical or physical change?

Chemical broooooooooooooooo niga


What is chemical change when dissolving?

1. Dissolving with reaction - an example is dissolving in an acid - involve a chemical change because new compounds are formed. 2. Dissolving without a reaction - for example dissolution of table salt in water - is not a chemical change; only dissociation can occur.


Is dissolving a fizzy tablet like vitamin C in water a physical change?

No, dissolving a fizzy tablet like vitamin C in water is a physical change. The tablet is still vitamin C molecules, just dispersed in the water. Chemical bonds in the vitamin C molecules are not broken during the dissolving process.


Is iron dissolving in hydrochloric acid with the evolution of hydrogen gas a physical property?

No, this is a chemical property. When iron dissolves in hydrochloric acid, it undergoes a chemical reaction in which the iron atoms lose electrons and form iron(II) chloride, while hydrogen gas is evolved. This is a chemical change, not a physical change.


What happens with the sulfuric acid and is it a chemical change or physical change?

The chemical reactions of sulfuric acid are chemical changes.


Is spilling of acid on a cloth a physical or chemical change?

It is a chemical change only if this acid react with the cloth.