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Questions and Answers
What principle did Antoine Lavoisier establish through his experiment with heating mercury?
What principle did Antoine Lavoisier establish through his experiment with heating mercury?
- Principle of conservation of mass (correct)
- Principle of atomic structure
- Principle of mass-energy equivalence
- Principle of definite proportions
Why did Antoine Lavoisier use an analytical balance in his experiment with mercury?
Why did Antoine Lavoisier use an analytical balance in his experiment with mercury?
- To determine reaction speed
- To measure temperature
- For high accuracy in measurements (correct)
- To observe color changes
What was the identity of the gas that Lavoisier produced in his experiment with mercury oxide?
What was the identity of the gas that Lavoisier produced in his experiment with mercury oxide?
- Oxygen (correct)
- Carbon dioxide
- Nitrogen
- Hydrogen
Why did Joseph Proust disagree with Claude Berthollet's belief regarding fixed proportions in compounds?
Why did Joseph Proust disagree with Claude Berthollet's belief regarding fixed proportions in compounds?
What important scientific law did Joseph Proust propose based on his experiments with compounds?
What important scientific law did Joseph Proust propose based on his experiments with compounds?
What did the development of the law of definite proportions demonstrate about science according to the text?
What did the development of the law of definite proportions demonstrate about science according to the text?
What did the studies about heat and combustion during the 18th century help to formulate?
What did the studies about heat and combustion during the 18th century help to formulate?
What was observed when an organic material was burned?
What was observed when an organic material was burned?
What was the formation of 'calx', which is now called oxide, observed when?
What was the formation of 'calx', which is now called oxide, observed when?
What did the convenient method for counting the number of atoms of each element in a reaction suggest?
What did the convenient method for counting the number of atoms of each element in a reaction suggest?
What did the laws of chemical combination summarize?
What did the laws of chemical combination summarize?
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