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Chem 1020 Final Exam With Correct Solutions
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Chem 1020 Final Exam With Correct Solutions
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Chem 1020 Final Exam With CorrectSolutions
mass spectrometer CORRECT ANSWERS -separate particles based on their
charge/mass ratios
-detect the presence of isotopes
equation for finding heat/energy or mass of something in a bomb calorimeter when
given calorimeter constant CORRECT ANSWERS m*deltaH + T*Cc = 0
isotopes CORRECT ANSWERS particles having identical charges but differing in
mass
% error CORRECT ANSWERS % error = abs value (accepted value - exp
value)/accepted value
determining activity of a metal CORRECT ANSWERS activity of M1 < activity of
M2: M1 + M2→no rxn
activity of M1 > activity of M2: M1 + M2 → rxn
order of mixing water and acid CORRECT ANSWERS add acid to water
paramagnetism CORRECT ANSWERS an experimental phenomena associated
with atoms having unpaired electrons. such substances are attracted to a magnetic
field.
, the existence of discrete/quantized energy levels in an atom may be inferred from
CORRECT ANSWERS atomic line spectra
quantum numbers: values of l CORRECT ANSWERS l = 0 - (n-1)
quantum numbers: values of ml CORRECT ANSWERS ml = (-l) - (+l)
quantum numbers: values of ms CORRECT ANSWERS ms = -1/2, +1/2
value of l for s, p, d, and f orbitals CORRECT ANSWERS s: l = 0
p: l = 1
d: l = 2
f: l = 3
electropositive atoms CORRECT ANSWERS an element which can give up
electrons, typically metals
inert gas CORRECT ANSWERS noble gas - group 8
which term best characterizes the relation of hydrogen to deuterium CORRECT
ANSWERS isotopes
isoelectronic CORRECT ANSWERS having the same number of electrons
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