Chem Notecard

Chem Notecard - Heat Transfer: q(J) = m(g) * s.h.(J/g * K)...

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Unformatted text preview: Heat Transfer: q(J) = m(g) * s.h.(J/g * K) * T (K) Heat Capacity: Heat x-fer w/o T First Law of Thermodynamics: E = q + w Work: W = -Pressure * vol Heat of Reaction for Calorimeter: 0 = q(solution) + q(reaction) Enthalpy Change H = [ H f (products)] - [ H f (reactants)] State Changes: H = (q solid) (m * H f ) ( q liquid) (m * H v ) ( q gas) Frequency & Wavelength: c = (wavelength) * (frequency) Plancks Equation: E = h (h = 6.626 * 10-34 J*s) Potential Energy in the H atom: E n = - (Rhc) / (n 2 ) (Rhc = 2.179 * 10-18 J/Atom) (Rhc = 1312 J/mol) Energy for e Moving Between 2 Quantum Levels: E = E final E initial = - Rhc [(1/ n 2 final ) (1/ n 2 initial )] DeBroglies Equation: = h / (mv) Wavelength to Energy: , nm (multiply by 10-9 nm) , m ( = c / ) v, s-1 (E = h ) E, J/photon (multiply by 6.022 * 10 23 ) E, J/mol Random Calc/Info K = C + 273.15 C = (100/180)(F + 32) F = (C)(180/100) + 32 6.022 x 10 to 23 partic. pH = -log [H3O] [H3O] = 10 to neg pH Reduction: Loss of H+ Oxidation: Gain of H+ 1 hz = 1 / s = s-1 = cycles/s 1 cal = 4.184 J 1 J = 1 Kg m 2 / s 2 1 Angstrom = 10-10 m Soluble...
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