Podcast
Questions and Answers
Who proposed that matter is composed of tiny particles called atoms, which are indivisible and indestructible?
Who proposed that matter is composed of tiny particles called atoms, which are indivisible and indestructible?
- Aristotle
- Lavoisier
- Democritus (correct)
- Proust
Which scientist believed that matter is made up of the four elements: Earth, Wind, Fire, and Water?
Which scientist believed that matter is made up of the four elements: Earth, Wind, Fire, and Water?
- Aristotle (correct)
- Proust
- Lavoisier
- Democritus
Who formulated the law of conservation of mass, stating that in a chemical reaction, mass is conserved?
Who formulated the law of conservation of mass, stating that in a chemical reaction, mass is conserved?
- Proust
- Lavoisier (correct)
- Aristotle
- Democritus
Which scientist proposed the law of definite proportions, stating that the elements in a compound are always in a certain proportion by mass?
Which scientist proposed the law of definite proportions, stating that the elements in a compound are always in a certain proportion by mass?
According to Dalton, what are compounds formed from?
According to Dalton, what are compounds formed from?
Which scientist proposed the idea that matter is composed of tiny particles called atoms, which are indivisible and indestructible?
Which scientist proposed the idea that matter is composed of tiny particles called atoms, which are indivisible and indestructible?
Who formulated the law of conservation of mass, stating that in a chemical reaction, mass is conserved?
Who formulated the law of conservation of mass, stating that in a chemical reaction, mass is conserved?
Who proposed the law of definite proportions, stating that the elements in a compound are always in a certain proportion by mass?
Who proposed the law of definite proportions, stating that the elements in a compound are always in a certain proportion by mass?
Who formulated the law of multiple proportions, stating that when two elements combine to form more than one compound, the ratios of the mass of one element in the first compound to its mass in the second compound can always be expressed as ratios of small whole numbers?
Who formulated the law of multiple proportions, stating that when two elements combine to form more than one compound, the ratios of the mass of one element in the first compound to its mass in the second compound can always be expressed as ratios of small whole numbers?
According to Dalton, what are compounds formed from?
According to Dalton, what are compounds formed from?
