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Sir Antoine Lavoisier

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Robert boyle

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Q: Who is famous chemist who told one may takes it for granted yhat in every reaction there is an equal quantity of matter before and after?
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Who say one may take it for granted that in every reaction there is an quantity of matter before after?

Antoine Lavoisier stated that in every chemical reaction, the total mass of the substances before the reaction is equal to the total mass of the substances after the reaction. This principle is known as the law of conservation of mass.


When would a Bunsen burner be used?

To heat-start a chemical reaction. Also it can be used for flame testing of cations. Modern labs. used electric or steam mantles for heating a reaction, because the temperature can be controlled. The Bunsen burner was invented by the German Chemist, Robert Chemist, in the late 19th century, before e;ectric/steam mantles were invented.


Is betadine safe to gargle during pregnancy?

It is generally safe to gargle with betadine during pregnancy, as long as it is done in moderation and not ingested. However, it's always best to consult with your healthcare provider before using any medication or substance during pregnancy to ensure it is appropriate for your individual health situation.


Meaning of coeficient?

the quantity placed before the variable quantity usually it is a scaling factor


Why light reaction first before dark reaction?

There must be a light reaction first before dark reaction. This is so that there is something to be compared.


What a coefficient?

a number or quantity placed (generally) before and multiplying another quantity, as 3 in the expression 3x.


Are the substances present before the reaction?

Substances that are present before the reaction are called "reactants" or "reagents".


Substances that are present before the reaction?

Substances that are present before the reaction are called "reactants" or "reagents".


In a chemical reaction the total mass of the substances before the reaction is?

The mass of all substances before a chemical reaction is equal to the mass of the substance after the reaction. This is under the law of conservation of mass.


When was Nigerian independence finally granted?

independence was granted in 1960. self-government was granted to different regions of the country at different times before 1960(it should not be confused for independence)


Can you get divorced before custody of the kids is granted in Florida?

yes


What materials present after a reaction?

After a chemical reaction, the materials present can include reactants, products, byproducts, and any leftover starting materials that did not react. The specific materials depend on the reactants used and the conditions of the reaction. Analytical techniques such as chromatography, spectroscopy, and mass spectrometry can help in identifying the various materials present after a reaction.