11 Questions
What principle did Antoine Lavoisier establish through his experiment with heating mercury?
Principle of conservation of mass
Why did Antoine Lavoisier use an analytical balance in his experiment with mercury?
For high accuracy in measurements
What was the identity of the gas that Lavoisier produced in his experiment with mercury oxide?
Oxygen
Why did Joseph Proust disagree with Claude Berthollet's belief regarding fixed proportions in compounds?
Impurities and experimental errors can cause apparent variations
What important scientific law did Joseph Proust propose based on his experiments with compounds?
Law of definite proportions
What did the development of the law of definite proportions demonstrate about science according to the text?
How science progresses
What did the studies about heat and combustion during the 18th century help to formulate?
The laws of chemical combination
What was observed when an organic material was burned?
A solid residue such as ash was left
What was the formation of 'calx', which is now called oxide, observed when?
When metal was heated in air
What did the convenient method for counting the number of atoms of each element in a reaction suggest?
The existence of atoms and molecules
What did the laws of chemical combination summarize?
The basic principles obeyed in the interaction of atoms and molecules
Explore the laws of chemical combination and the concept of atoms and molecules in chemistry. Learn about definite mass ratios in reactions and how atoms interact based on these principles.
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