Chemistry 151 Final Exam ACTUAL UPDATED QUESTIONS AND CORRECT
ANSWERS
Sublimation Going from Solid to Gas
Deposition Going from Gas to Solid
Condensation gas to liquid
, Vaporizing liquid to gas
homogeneous mixture composition of mixture is uniform throughout
heterogeneous composition of mixture is NOT uniform (visible)
extensive property depends on amount of matter
intensive property does NOT depend on amount of matter
Kelvin C+273.15
accuracy how close a measurement is to true value
precision how close a series of replicate measurements are to one another
1 mile 1.6093 km
1 lb 16 oz, 453.59g
1 gal 4qt, 3..7854L
Dalton's Atomic Theory Big Ball; elements are identical
Thomson Found Electrons
Rutherford Positive particles inside nucleus (gold experiment)
isotopes atoms that have same atomic number but vary in mass. (same protons; diff
neutrons)
Metals good conductor of heat and electricity
ANSWERS
Sublimation Going from Solid to Gas
Deposition Going from Gas to Solid
Condensation gas to liquid
, Vaporizing liquid to gas
homogeneous mixture composition of mixture is uniform throughout
heterogeneous composition of mixture is NOT uniform (visible)
extensive property depends on amount of matter
intensive property does NOT depend on amount of matter
Kelvin C+273.15
accuracy how close a measurement is to true value
precision how close a series of replicate measurements are to one another
1 mile 1.6093 km
1 lb 16 oz, 453.59g
1 gal 4qt, 3..7854L
Dalton's Atomic Theory Big Ball; elements are identical
Thomson Found Electrons
Rutherford Positive particles inside nucleus (gold experiment)
isotopes atoms that have same atomic number but vary in mass. (same protons; diff
neutrons)
Metals good conductor of heat and electricity
