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\author{Katherine Doucet (katherinedoucet)}
\pdfinfo{
  /Title (chemistry-final-equations.pdf)
  /Creator (Cheatography)
  /Author (Katherine Doucet (katherinedoucet))
  /Subject (Chemistry Final Equations Cheat Sheet)
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\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Chemistry Final Equations Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Katherine Doucet (katherinedoucet)} via \textcolor{DarkBackground}{\uline{cheatography.com/171479/cs/36062/}}}
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  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Katherine Doucet (katherinedoucet) \\
  \uline{cheatography.com/katherinedoucet} \\
  \end{tabulary}
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 13th December, 2022.\\
   Updated 13th December, 2022.\\
   Page {\thepage} of \pageref{LastPage}.
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  Measure your website readability!\\
  www.readability-score.com
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\begin{multicols*}{4}

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\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{Exam 1}}  \tn
% Row 0
\SetRowColor{LightBackground}
Kelvin to Celsius & K=C +273 &  &  \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\seqsplit{Fahrenheit} to Celsius & F=9F/5C (C) + 32F &  &  \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
density & d=m/V & SI: kg/m\textasciicircum{}3\textasciicircum{}; g/mL or g/cm\textasciicircum{}3\textasciicircum{} commonly used &  \tn 
% Row Count 10 (+ 5)
% Row 3
\SetRowColor{white}
moles to atoms and molecules & 1 mole = 6.022 x 10\textasciicircum{}23\textasciicircum{} atoms or molecules &  &  \tn 
% Row Count 15 (+ 5)
% Row 4
\SetRowColor{LightBackground}
moles to grams & 1 mole = atomic mass (g) & 1 mole = formula mass (g) &  \tn 
% Row Count 18 (+ 3)
% Row 5
\SetRowColor{white}
grams to atoms or molecules & atomic mass (g) = 6.022 x 10\textasciicircum{}23\textasciicircum{} atoms & formula mass (g) = 6.022 x 10\textasciicircum{}23\textasciicircum{} molecules &  \tn 
% Row Count 23 (+ 5)
% Row 6
\SetRowColor{LightBackground}
\seqsplit{avagadro's} number & 6.022 x 10\textasciicircum{}23\textasciicircum{} moles &  &  \tn 
% Row Count 25 (+ 2)
% Row 7
\SetRowColor{white}
kinetic energy of a moving object & Ek = 1/2 mu\textasciicircum{}2\textasciicircum{} & u: velocity &  \tn 
% Row Count 29 (+ 4)
% Row 8
\SetRowColor{LightBackground}
\seqsplit{electrostatic} energy & Eel = Q1Q2/d & Q1 and Q2: product of charges; d: distance between charges &  \tn 
% Row Count 35 (+ 6)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
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\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{Exam 1 (cont)}}  \tn
% Row 9
\SetRowColor{LightBackground}
joule & 1 J = 1kg x m\textasciicircum{}2\textasciicircum{}/s\textasciicircum{}2\textasciicircum{} & 1 J = 1 N x m &  \tn 
% Row Count 3 (+ 3)
% Row 10
\SetRowColor{white}
speed, \seqsplit{wavelength}, and frequency & c = \seqsplit{(wavelength)(v)} & c: speed of light - 3.00 x 10\textasciicircum{}8\textasciicircum{} m/s; \seqsplit{wavelength:} in meters; frequency (v): in s\textasciicircum{}-1\textasciicircum{} or Hz &  \tn 
% Row Count 12 (+ 9)
% Row 11
\SetRowColor{LightBackground}
energy of a photon & E = hv & h: 6.63 x 10\textasciicircum{}-34\textasciicircum{} J x s; v: frequency in s\textasciicircum{}-1\textasciicircum{} or Hz &  \tn 
% Row Count 18 (+ 6)
% Row 12
\SetRowColor{white}
energy (hv) of a photon used to eject electrons from a metal surface via the \seqsplit{photoelectric} effect is equal to the sum of kinetic energy of the ejected electron (Ek) and the work function (W) & hv = Ek + W & Ek = hv - W &  \tn 
% Row Count 37 (+ 19)
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\par\addvspace{1.3em}

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\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{Exam 1 (cont)}}  \tn
% Row 13
\SetRowColor{LightBackground}
\seqsplit{wavelength} of \seqsplit{emitted/absorbed} light when an electron \seqsplit{transitions} from one quantum state to another & \seqsplit{1/wavelength} = 1.097 x 10\textasciicircum{}7\textasciicircum{} m\textasciicircum{}-1\textasciicircum{}(1/n(f)\textasciicircum{}2\textasciicircum{} - 1/n(i)\textasciicircum{}2\textasciicircum{}) &  &  \tn 
% Row Count 10 (+ 10)
% Row 14
\SetRowColor{white}
\seqsplit{difference} in energy between two quantum states & E = hv = -2.18 x 10\textasciicircum{}-18\textasciicircum{} J (1/n(f)\textasciicircum{}2\textasciicircum{} - 1/n(i)\textasciicircum{}2\textasciicircum{}) &  &  \tn 
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% Row 15
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energy of an electron with a given quantum state & En = -2.18 x 10\textasciicircum{}-18\textasciicircum{} J (1/n\textasciicircum{}2\textasciicircum{}) &  &  \tn 
% Row Count 20 (+ 5)
% Row 16
\SetRowColor{white}
\seqsplit{wavelength} of \seqsplit{emitted/absorbed} light & \seqsplit{1/wavelength} = 2.18 x 10\textasciicircum{}-18\textasciicircum{} J/hc (1/n(f)\textasciicircum{}2\textasciicircum{} - 1/n(i)\textasciicircum{}2\textasciicircum{}) &  &  \tn 
% Row Count 26 (+ 6)
% Row 17
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de broglie \seqsplit{wavelength} & \seqsplit{wavelength} = h/mu & m: mass of particle in kg; u: velocity of the particle in s\textasciicircum{}-1\textasciicircum{} or Hz &  \tn 
% Row Count 33 (+ 7)
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\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{Exam 1 (cont)}}  \tn
% Row 18
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\seqsplit{heinsenberg} \seqsplit{uncertainty} principle & deltax x deltap \textgreater{} h/4pi & deltax x mdeltau \textgreater{} h/4pi & position of particle: x; momentum of particle: p (defined as mass times velocity) \tn 
% Row Count 9 (+ 9)
% Row 19
\SetRowColor{white}
energy and \seqsplit{wavelength} & E = \seqsplit{hc/wavelength} & \seqsplit{wavelength} = hc/E &  \tn 
% Row Count 12 (+ 3)
% Row 20
\SetRowColor{LightBackground}
charge of a single electron & -1.6022 x 10\textasciicircum{}-19\textasciicircum{} C & C: coulombs &  \tn 
% Row Count 15 (+ 3)
% Row 21
\SetRowColor{white}
atomic mass units (amu) & 1 amu = 1.66 x 10\textasciicircum{}-24\textasciicircum{} g & 1 amu = 1.66 x 10\textasciicircum{}-27\textasciicircum{} kg &  \tn 
% Row Count 18 (+ 3)
% Row 22
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angstrom & 1 A = 1 x 10\textasciicircum{}-10\textasciicircum{} m &  &  \tn 
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% Row 23
\SetRowColor{white}
mass of a single electron & 9.10 x 10\textasciicircum{}-28\textasciicircum{} g &  &  \tn 
% Row Count 23 (+ 3)
% Row 24
\SetRowColor{LightBackground}
mass of a proton & 1.67262 x 10\textasciicircum{}-24\textasciicircum{} g &  &  \tn 
% Row Count 25 (+ 2)
% Row 25
\SetRowColor{white}
\seqsplit{charge-to-mass} ratio of an electron & 1.76 x 10\textasciicircum{}8\textasciicircum{} C/g &  &  \tn 
% Row Count 29 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}----}
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\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{Exam 2}}  \tn
% Row 0
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effective nuclear charge (Zeff) & Zeff = Z - o & Z: number of protons; o: shielding constant or number of core electrons &  \tn 
% Row Count 8 (+ 8)
% Row 1
\SetRowColor{white}
force (coulomb's law) & F = Q1Q2/d\textasciicircum{}2\textasciicircum{} &  &  \tn 
% Row Count 11 (+ 3)
% Row 2
\SetRowColor{LightBackground}
ionic EN difference & \textgreater{} or equal to 2.0 &  &  \tn 
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% Row 3
\SetRowColor{white}
polar EN difference & .5 - 2.0 &  &  \tn 
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nonpolar (or purely covalent) EN difference & \textless{} .5 &  &  \tn 
% Row Count 19 (+ 4)
% Row 5
\SetRowColor{white}
\% by mass of an element & = n x atomic mass of \seqsplit{element/molecular} or formula mass of compound (100\%) &  &  \tn 
% Row Count 27 (+ 8)
% Row 6
\SetRowColor{LightBackground}
\% ionic character & = u \seqsplit{(observed)/u} \seqsplit{(calculated)} (100\%) & u: dipole moment &  \tn 
% Row Count 31 (+ 4)
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\vfill
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\begin{tabularx}{3.833cm}{p{0.73724 cm} p{0.71091 cm} p{0.71091 cm} p{0.47394 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{Exam 2 (cont)}}  \tn
% Row 7
\SetRowColor{LightBackground}
dipole moment & u = Q x r & u: dipole moment (in debeye units (D)); Q: charge \seqsplit{magnitude;} r: distance between charges (bond length) & 1 D = 3.336 x 10\textasciicircum{}-30\textasciicircum{} C x m \tn 
% Row Count 11 (+ 11)
% Row 8
\SetRowColor{white}
charge magnitude & Q = u/r &  &  \tn 
% Row Count 13 (+ 2)
% Row 9
\SetRowColor{LightBackground}
formal charge & = valence electrons - (all \seqsplit{nonbonding} electrons + 1/2 bonding \seqsplit{electrons)} &  &  \tn 
% Row Count 21 (+ 8)
% Row 10
\SetRowColor{white}
\seqsplit{electronegativity} & EN = IE1 + EA /2 &  &  \tn 
% Row Count 23 (+ 2)
% Row 11
\SetRowColor{LightBackground}
coulomb & 1 C = 6.242 x 10\textasciicircum{}18\textasciicircum{} electron charge &  &  \tn 
% Row Count 27 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}----}
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{p{0.78959 cm} x{2.64341 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{3.833cm}}{\bf\textcolor{white}{Exam 3}}  \tn
% Row 0
\SetRowColor{LightBackground}
bond order & = number of electrons in bonding MO - number of electrons in antibonding MO/2 \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
atom economy & = sum of molar mass of desired product/sum of molar mass of reactants \tn 
% Row Count 6 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\% yield & = actual yield/theoretical yield (100\%) \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{Exam 4}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{molarity} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{dilution} \tn 
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% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{kinetic energy} \tn 
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% Row 3
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\mymulticolumn{1}{x{3.833cm}}{average kinetic energy of a group of gas molecules} \tn 
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% Row 4
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\mymulticolumn{1}{x{3.833cm}}{total kinetic energy of one mole of any gas} \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{root-mean-square-speed} \tn 
% Row Count 6 (+ 1)
% Row 6
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\mymulticolumn{1}{x{3.833cm}}{comparing Urms values of molecules in different gas samples} \tn 
% Row Count 8 (+ 2)
% Row 7
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\mymulticolumn{1}{x{3.833cm}}{graham's law} \tn 
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\mymulticolumn{1}{x{3.833cm}}{pressure} \tn 
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\mymulticolumn{1}{x{3.833cm}}{pressure exerted by a column of fluid} \tn 
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% Row 10
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\mymulticolumn{1}{x{3.833cm}}{boyles law} \tn 
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% Row 11
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\mymulticolumn{1}{x{3.833cm}}{charles law} \tn 
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% Row 12
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\mymulticolumn{1}{x{3.833cm}}{avogadros law} \tn 
% Row Count 14 (+ 1)
% Row 13
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\mymulticolumn{1}{x{3.833cm}}{combined gas law} \tn 
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% Row 14
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\mymulticolumn{1}{x{3.833cm}}{ideal gas equation} \tn 
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% Row 15
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\mymulticolumn{1}{x{3.833cm}}{density of a gas} \tn 
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% Row 16
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\mymulticolumn{1}{x{3.833cm}}{molar mass of a gas} \tn 
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% Row 17
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\mymulticolumn{1}{x{3.833cm}}{van der waals equation} \tn 
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% Row 18
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\mymulticolumn{1}{x{3.833cm}}{compressibility factor} \tn 
% Row Count 20 (+ 1)
% Row 19
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\mymulticolumn{1}{x{3.833cm}}{partial pressure} \tn 
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% Row 20
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\mymulticolumn{1}{x{3.833cm}}{mole fraction} \tn 
% Row Count 22 (+ 1)
% Row 21
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\mymulticolumn{1}{x{3.833cm}}{amount of reactant consumed} \tn 
% Row Count 23 (+ 1)
% Row 22
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{pressure exerted over water} \tn 
% Row Count 24 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

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