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faiths science

what is the center of an atom called? necleus
what is a molecule? a group of atoms bounded together
what are the eight elements called? the noble gases
what is matter made up of? atoms
what is a cation? a positive ion
what is a anion? a negetive ion
what is an atom? the smallest part of matter
what is the mass number? the amount of protons and neutrons
what is the atomic number? number of protons
what is a compound? a mix of two different elements
interstitial has no what? protiens
one watt equals? 1 joule per second
body's normal metabolic rate is? 80 watts
used to measure osmolarity? raoult's law
How does metallic caps minimize heat loss? By reflecting heat back to head
democritus named atom "atom's" declared indivisible
Thomson discovered electron, originally called corpuscle. "plum pudding model"
Millikan charge of electron=1.6x10^-19
Rutherford discovered nucleus:dense and positive
Chadwick discovered neutron
What is a black light? Lamp that emits UV rays
Mole 6.02 x 10²³ (Avogadro's number) An atom's (molecule's)
Created by: 3203