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Antoine Lavoisier: Developed the Law of Conservation of Mass. We don't really know who discovered it.

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Q: Who discovered mass and when did they find it?
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Related questions

What was it that Archimedes discovered?

He discovered that you have to find the volume, mass, and density of something


What day was Boston mass discovered?

Boston was not discovered it was founded


Who discovered that light has mass?

Light does not have mass. It is a form of energy.


Who discovered the proton of mass?

The proton was discovered by James Chadwick in 1932.


Who discovered light of mass?

planck?


What is the 'law of universal gravitation and who discovered this law?

That all objects with mass are attacted to all other objects with mass, and it was discovered by Isaac Newton.


When were mass and charge of the electron was discovered?

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What is the law of conservation of mass and who discovered it?

The law is that no mass can be created or destroyed, but it can change form.


Who discovered light has mass?

One of light's defining characteristics is that it does not have mass; it is instead pure energy. To answer your question, no one discovered it because it has been proven to be false.


Who found (discovered) that objects of different mass and weight fall at the same rate?

Who found (discovered) that objects of different mass and weight fall at the same rate


What formula was used by Archimedes to find the gold?

Archimedes discovered that all substances have a unique density - the amount of mass contained in a fixed volume of the substance.


Who discovered that an electron has a mass that is very small compared to the size of the atom?

Since electrons were particles, it was obvious that they had some mass.Ever since electrons were discovered, there was curiosity to find the magnitude of their charge and mass. Millikan performed the famous oil-drop experiment and found out the charge of electrons .After that he equated it with the charge to mass ratio of electron and found out the mas of the electron.