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43 Cards in this Set
- Front
- Back
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Standard emf
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E° Cell
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Standard Electrode Potentials
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E° Red
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More positive E° Red value means a...
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...STRONGER oxidizing agent (more likely to be reduced). This is represented by a....
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Positive (+) E° value OR negative (-) ΔG value means...
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...reaction is spontaneous. This is represented by a...
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Equation for E°
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= E° Red (reduction) - E° Red (oxidation)
What is this an equation for? |
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2 Equations for Δ°G
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= -nFE°
= -RT ln K What are these an equation for? |
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Half reactions for the corrosion of iron in the presence of water
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Anode: Fe (s) --> Fe^2+
Cathode: O2 + H^+ --> H2O |
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Equation for Coulombs
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= amperes x seconds (A x s)
What is this an equation for? |
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Equation for Kilowatt-hours (kWh)
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= coulombs x emf (C x V)
What is this an equation for? |
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1 kWh = ______ J
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3.6 x 10^6
This is in J. How many kWh is this? |
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1 W = ______J/s
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1
This is in J/s. How many watts (W) is this? |
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Nernst Equation.
Equation for E |
= E° - 0.0592/n log Q
What is this an equation for? What is it called? |
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Symbol for a neutron particle
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1/0 n
What is this the symbol for? |
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Symbol for a proton particle
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1/1 p
What is this the symbol for? |
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Symbol for an electron particle
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0/-1 e
What is this the symbol for? |
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Symbol for an alpha particle
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4/2 He
What is this the symbol for? |
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Symbol for a positron
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0/1 e
What is this the symbol for? |
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List of magic numbers
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2, 8, 20, 28, 50, 82
What do these number represent? |
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Above the belt of stability represents...
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...HIGH neutron-proton ratios
Where are these located? |
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A nuclide above the belt of stability will emit a _____particle.
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beta (0/-1 e)
This is emitted if a nuclide is ______the belt of stability. |
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Below the belt of stability represents...
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...LOW neutron-proton ratios
Where are these located? |
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A nuclide below the belt of stability will emit a _____particle or capture an _____.
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positron (0/1 e) OR electron (0/-1 e)
These are emitted/captured if a nuclide is ______the belt of stability. |
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There are the 3 equations used for first-order rate laws involving radioactive decay:
Equation for t |
=1.44 t1/2 ln (N0/Nt)
What is this an equation for? |
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There are the 3 equations used for first-order rate laws involving radioactive decay:
Equation for t1/2 |
=0.693/k
What is this an equation for? (With regard to radioactive decay) |
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There are the 3 equations used for first-order rate laws involving radioactive decay:
Equation for ln Nt/N2 |
=-kt
What is this an equation for? |
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What is the half-life of carbon-14?
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5715 years
What is this? |
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How does a Scintillation counter detect radiation?
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It detects flashes of light when radiation strikes a phospher
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How does a Geiger counter detect radiation?
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Counts pulses emitted by beta, alpha, or gamma rays
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How do dosimeter badges detect radiation?
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Greater exposure leads to greater fogging of the photographic plate
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Equation for Δm (mass defect)
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= (mass of individual protons and neutrons) - (mass of nucleus)
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Nuclear binding energy
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Energy amount that breaks nucleus into nucleons
What is this type of energy called? |
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What does a large nuclear binding energy represent?
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More stable nucleus
This is represented by a ______-sized nuclear binding energy. |
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Equation for E (total binding energy)
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= mc^2
=Δmc^2 =c^2 Δm |
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Equation for nuclear binding energy per nucleon
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= binding energy in J / number of nucleons
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Advantages of fusion reactions for energy generation
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Not radioactive, no need to dispose of fuel rods, no explosions, and produces large amounts of energy.
This describes what type of energy generation: _______ reactions. |
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How far do gamma rays penetrate?
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Most damaging, penetrates through everything.
What type of ray is this? |
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How far do alpha rays penetrate?
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Stopped by skin.
What type of ray is this? |
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How far do beta rays penetrate?
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1 cm through the skin.
What type of ray is this? |
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Ionization energy
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The energy required to remove an electron
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Electronegativity
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Ability to attract electrons to itself
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In combustion reactions with oxygen gas, compounds containing hydrogen will produce ___________.
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H2O
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In combustion reactions with oxygen gas, compounds containing carbon will produce ___________.
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CO2
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In combustion reactions with oxygen gas, compounds containing nitrogen will produce ___________.
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N2
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