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Joseph Proust , a French chemist, discovered each pure compound has its own characteristic elemental composition. For instance, the ratio of the elements will never change regardless of the masses. For example, NaCl, will have a ratio of 1 to 1 no matter how big or small its mass is.
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What scientist said that elements combine in specific proportions?
The scientist who proposed the law of definite proportions was Joseph Proust. He stated that elements always combine in specific and fixed proportions by mass to form compounds.
Who said that a given compound always contains the same elements in the same proportions by mass?
This statement was made by French chemist Joseph Proust and is known as the Law of Definite Proportions. It states that a compound always contains the same elements in the same proportions by mass regardless of the source of the compound.
Who was the scientist that helped prepare the way for daltons work by developing the law of constant composition?
The scientist who helped prepare the way for Dalton's work by developing the law of constant composition was Joseph Proust. Proust formulated this law, also known as the law of definite proportions, which states that a given compound always has the same elements in the same proportion by mass.
Who discover mercurous nitrate?
According to the newspaper account given by the link it was first prepared by Acharya P. C. Ray.
Who provided foundation for john Dalton's work on atomic structure?
The work of chemists such as Antoine Lavoisier, Joseph Proust, and Amedeo Avogadro provided the foundation for John Dalton's work on atomic structure. Lavoisier's law of conservation of mass, Proust's law of definite proportions, and Avogadro's hypothesis on equal volumes of gases played key roles in shaping Dalton's atomic theory.
What year did Joseph Proust make the law of definite proportions?
In was in 1799 that Joseph Proust discovered the law of definite proportions, or Proust's Law. Proust was a French chemist.
What did Proust do?
Joseph Louis Proust eleborated the Law of definite proportions.
What did Joseph Proust do?
Joseph Proust was a French chemist (1754-1826) well known for the discovery of the law of definite proportions.
Was Joseph proust married?
yes
Who was Joseph L Proust?
Joseph Proust was a French chemist (1754-1826) well known for the discovery of the law of definite proportions.
The first chemist to formally state the law of constant composition was?
Joseph Louis Proust.
What time period did Joseph Proust study?
Joseph Proust was a French chemist (1754-1826) well known for the discovery of the law of definite proportions.
When was Joseph Proust credited for his discoveries?
It was in 1899! I think?
Who developed the law of Definite Proportions?
Joseph Proust
Who formulated the laws of constant composition?
Joseph Proust
When did Joseph Proust die?
Marcel Pagnol died on April 18, 1974 at the age of 79.
Who proposed the law of definite proportion?
The law of definite proportions was proposed by the French chemist Joseph Proust in the late 18th century. It states that a compound will always contain the same elements in the same proportion by mass, regardless of the amount of the compound.
