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Who is Antoine Lavoisier?
This is the change in state from a liquid to a solid.
What is freezing?
When matter transitions from the gas to the liquid phase, it is accompanied by this change in thermal energy.
What is a decrease in thermal energy?
This is the SI unit for atomic mass.
This is the change in state from a gas to a liquid.
What is condensation?
Describe the arrangement of particles in a solid.
What is closely packed and fixed, yet able to vibrate?
Describe the arrangement of particles in a gas.
What is widely spread apart and moving rapidly?
Describe the arrangement of particles in a liquid.
This is a change in state directly from a solid to a gas.
What is sublimation?
This type of vaporization occurs only at the surface of a substance.
What is evaporation?
He first proposed and discovered the existence of negatively charged particles called "electrons".
Who is J.J. Thomson?
Discovering the neutron in 1932 made this scientist famous.
Who is James Chadwick?
This scientist was famous for claiming that all atoms of the same element are exactly alike and have the same masses.
Who is John Dalton?
This defined as "the overall energy of motion of particles in a substance"
What is thermal energy?
Who is Democritus?
This radioactive particle contains only a high speed electron.
What is a beta particle?
What is 145?
Consider the isotope Iodine-131, this is the number of neutrons contained in its nucleus.
What is 78?
This radioactive particle contains 2 protons and 2 neutrons.
What is an alpha particle?
This is the number of protons in the nucleus of an atom of Astatine(At).
What is 85?
What is tritium?
Antoine Lavoisier attended this prestigious college, earning a degree in law.
What is College of Mazarin?
This was the organization Lavoisier bought stake in, that ultimately led to his trial and death in the French Revolution.
What is the General Farm?
This is the number of protons and neutrons are in the isotope Cobalt-60.
What is 27 protons and 33 neutrons?
This was a fictional element many early chemists believed was responsible for combustion reactions.
What is phlogiston?