LAWS OF MATTER Flashcards
French chemist, experimented
with mercury in a jar
Antoine Laurent Lavoisier
said that “Matter is neither created nor
destroyed, but it is transformed
from one form to another.”
Antoine Laurent Lavoisier
what did Antoine Laurent Lavoisier use to experiment in a jar
mercury
true or false
the sum of the masses of the resulting products would always be the same as the initial total mass of the unreacted matter.
true
true or false
the difference of the masses of the resulting products would always be the same as the initial total mass of the unreacted matter.
false
Fellow chemist of Lavoisier
Joseph Proust
experimented with pyrite (FeS2)
Joseph Proust
what did Joseph Proust experimented with
pyrite (FeS2)
he said that “All compounds are made up of fixed proportions of elements in terms of mass”
Joseph Proust
compounds made up of ____ of elements in terms of mass
fixed proportions
The proportions are ____ regardless of where the compound came from or how it
was made.
constant
who is the chemist under the LAW OF CONSERVATION OF MASS
Antoine Laurent Lavoisier
who is the chemist under the LAW OF DEFINITE PROPORTIONS
Joseph Proust
who is the chemist under the LAW OF MULTIPLE PROPORTIONS
John Dalton
what was discovered from the discovery of Proust
proportions of
masses in a compound can be
expressed in numerical ratios.
