An Introduction to Honors Chemistry Graded A
Name two important Greek philosophers/scientists who contributed to the earliest ideas on atoms.
️ Democritus and Aristotle.
The concept of atoms reached its earliest modern form in 1808 when who wrote the book A New
System of Chemical Philos...
Name two important Greek philosophers/scientists who contributed to the earliest ideas on atoms.
✔️ Democritus and Aristotle.
The concept of atoms reached its earliest modern form in 1808 when who wrote the book A New
System of Chemical Philosophy?
✔️ John Dalton.
An element is a substance made up of a unique type of what?
✔️ Atom.
Atoms of elements combine to form what?
✔️ Chemical Compounds.
Protons, neutrons, and electrons are subatomic particles. Name the charge and location of each.
✔️ Proton + charge, nucleus.
✔️ Electron charge, energy shells.
✔️ Neutron No charge (neutral), nucleus.
Write the weight, in atomic mass units, of a proton in scientific notation.
✔️ (1.67 10^24) grams (1 atomic mass unit).
Write the weight, in atomic mass units, of a neutron in scientific notation.
✔️ (1.67 10^24) grams (1 atomic mass unit).
Write the weight, in atomic mass units, of an electron in scientific notation.
✔️ (9.11 10^28) grams (0 atomic mass units).
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