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Chemtestchapters 123

T G M k 10^12 10^9 10^6 10^3
d c m u n p 10^-1 10^-2 10^-3 10^-6 10^-9 10^-12
Celsius to Kelvin K= C + 273.15
Fahrenheit 9* ___ x (temp in C + 32* F) 5*
Density D= M/V
Physical change Identity doesn't change
Chemical change Original substance is lost
Dalton atom is indivisible
JJ Thomson Discovered electron
Rutherford atoms are mostly made up of air
Millikan Measured charge on electron
Rontgen discovered xrays
bequerel radioactivity
Proton + 1.6762 x 10^-24
Neutron neutral
Electron - 9.10 x 10^-28
Quantum of energy E= h v h= 6.63x 10 ^-34
schrodinger described electron density and atomic orbitals
Created by: myglasspiece