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A chemical reaction

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Q: What process happens when a substance undergoes a chemical change?
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Is steam turning into water chemical or physical?

Chemical changes are those in which the chemical composition of a substance changes during the process. But when steam turns into water or vice versa, only the physical state of the substance undergoes a change but the chemical composition remains same. Thus steam turning into water is a physical change.


What is substance obtained by or used in a chemical process?

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What is chemical action?

A chemical action or reaction is a process that transforms one chemical substance to a new substance.


What is the process by which substance change into new substance?

a "chemical reaction".


In which process does a substance form?

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What happens to energy when matter undergoes chemical or physical change?

Energy can either be soaked up by the matter in the process of making the change (melting), or be released from the matter during the change (fire).


Which feature of an enzyme determines the chemical process it aids?

The feature of an enzyme that determines its chemical process it aids is it's shape. This can be compared to a lock and key. Where an enzyme, as the key, must have a certain structure or multi-dimensional shape that matches a specific section of the substrate, the compound or substance that undergoes the change.


What is mean by chemical?

formula used in chemistry and a substance used in or a chemical process


What is a short definition for chemical change?

A process in which the chemical makeup of a substance is changed.


Is the ignition of matches a chemical change?

Lighting a match starts a chain reaction which boosts the materials of the match tip, the wood with oxygen. These process changes the substance chemical formula, thus chemical change happens.


What do you call a substance speeding up a chemical process?

if at the end of the chemical THAT substance is unchanged .That substance is a catalyst. If it slows donw the reaction, it is called an inhibitor.


Is adsorption a chemical process in which one substance is taken up by another?

Is adsorption a chemical process in which one substance is taken up by another?