\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{Jianmin Feng (taotao)}
\pdfinfo{
  /Title (sat-chemistry.pdf)
  /Creator (Cheatography)
  /Author (Jianmin Feng (taotao))
  /Subject (SAT Chemistry Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{157512}
\definecolor{LightBackground}{HTML}{F7FAF7}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{SAT Chemistry Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Jianmin Feng (taotao)} via \textcolor{DarkBackground}{\uline{cheatography.com/79308/cs/19713/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Jianmin Feng (taotao) \\
  \uline{cheatography.com/taotao} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 30th May, 2019.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{x{1.24425 cm} x{3.73275 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Basic stuff}}  \tn
% Row 0
\SetRowColor{LightBackground}
Mass & amount of matter (g,kg,ml) \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
matter & anything occupies space \& has mass \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Volume & room space, l, ml, gas, solid, liquid \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
Density & mass/volume=kg/m\textasciicircum{}3\textasciicircum{} \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
pressure & barometer, manometer \tn 
% Row Count 7 (+ 1)
% Row 5
\SetRowColor{white}
 & 760torr=760mmHg=1atm \tn 
% Row Count 8 (+ 1)
% Row 6
\SetRowColor{LightBackground}
energy & to work, transfer heat, cal, j,kj, calorimeter \tn 
% Row Count 10 (+ 2)
% Row 7
\SetRowColor{white}
 & heat, light,kinetic, bond \tn 
% Row Count 11 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\seqsplit{temperature} & average kinetic energy of molecule,273k=0\textasciicircum{}o\textasciicircum{}C,373k=100\textasciicircum{}o\textasciicircum{}C \tn 
% Row Count 13 (+ 2)
% Row 9
\SetRowColor{white}
heat & flow of kinetic energy from body of high temp to low temp \tn 
% Row Count 15 (+ 2)
% Row 10
\SetRowColor{LightBackground}
heat capacity & amount of heat abosorbed with 1\textasciicircum{}o\textasciicircum{}C increase \tn 
% Row Count 17 (+ 2)
% Row 11
\SetRowColor{white}
specific heat & heat capacity of 1 gram of substance \tn 
% Row Count 19 (+ 2)
% Row 12
\SetRowColor{LightBackground}
\seqsplit{q=mc*deltaT} & heat=mass {\emph{ specific heat }} delta Temp \tn 
% Row Count 21 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.24425 cm} x{3.73275 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Atom: building blocks of matter}}  \tn
% Row 0
\SetRowColor{LightBackground}
element & substance can't be broken down into a simpler substance by chemical reaction;most fundermental union of matter, can't broken down w/o losing their identity \tn 
% Row Count 6 (+ 6)
% Row 1
\SetRowColor{white}
atom & smallest particle of an element that still retains the chem properties of the element \tn 
% Row Count 9 (+ 3)
% Row 2
\SetRowColor{LightBackground}
 & \seqsplit{neucleon(proton+neutron)+electron} \tn 
% Row Count 11 (+ 2)
% Row 3
\SetRowColor{white}
ion & atom lose/gain electrons: cation(+) anion(-) \tn 
% Row Count 13 (+ 2)
% Row 4
\SetRowColor{LightBackground}
proton & +1,1amu \tn 
% Row Count 14 (+ 1)
% Row 5
\SetRowColor{white}
neuton & 0,1amu \tn 
% Row Count 15 (+ 1)
% Row 6
\SetRowColor{LightBackground}
eletron & -1,0amu \tn 
% Row Count 16 (+ 1)
% Row 7
\SetRowColor{white}
perodic table & group=column, row=period \tn 
% Row Count 18 (+ 2)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{atomic number =proton\#, identity} \tn 
% Row Count 19 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{atomic mass=proton mass + neutron mass} \tn 
% Row Count 20 (+ 1)
% Row 10
\SetRowColor{LightBackground}
isotype & same proton\#,different neutron \tn 
% Row Count 21 (+ 1)
% Row 11
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{atomic weight = average mass of isotypes occurred on earth} \tn 
% Row Count 23 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Solution}}  \tn
% Row 0
\SetRowColor{LightBackground}
Measures & Molarity, molality, percent of mass \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
solubility & solid, gas, solvent, solute, like solve like, pressure, temperature \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{saturation} \tn 
% Row Count 6 (+ 1)
% Row 3
\SetRowColor{white}
electrolytes & ionic substance, break of ionic bond, neutral overall,conduct electricity \tn 
% Row Count 10 (+ 4)
% Row 4
\SetRowColor{LightBackground}
boiling \& freezing point & delta T = kmi; k constant of solvent; m molality; i particles solved into; CaCl2 in snow day \tn 
% Row Count 14 (+ 4)
% Row 5
\SetRowColor{white}
precipitation & ionic solution,double replacement reaction \tn 
% Row Count 16 (+ 2)
% Row 6
\SetRowColor{LightBackground}
solubility rules & soluble:NO3-,ClO4-,Alkali metal,aNH4+ \tn 
% Row Count 18 (+ 2)
% Row 7
\SetRowColor{white}
 & insoluble:silver,lead,mercury,OH- \tn 
% Row Count 20 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.84149 cm} x{3.13551 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Kinetics and equlibrium}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{Kinetics}} & reaction rate: collision/re-orientation, bond break/making,activated complex \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
kinetic factors & concentration(g,l), pressure(g), surface area(s,l),temperature(10c=double), nature of reactants(bond strenght),catalyst, \tn 
% Row Count 9 (+ 5)
% Row 2
\SetRowColor{LightBackground}
catalyst & not consume, lower Ea activation energy,not change equlibrium \tn 
% Row Count 12 (+ 3)
% Row 3
\SetRowColor{white}
collision freq & concentration, surface area, temp \tn 
% Row Count 14 (+ 2)
% Row 4
\SetRowColor{LightBackground}
collision energy & temp, nature of reactant,catalyst \tn 
% Row Count 16 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{chemical equilibrim}} & dynamic chemical equilibrim, both direction in the same speed, reactant concentration not changed anymore \tn 
% Row Count 21 (+ 5)
% Row 6
\SetRowColor{LightBackground}
Keq & \textgreater{}1 favor forward reaction, \textless{}1 favor reverse reaction \tn 
% Row Count 24 (+ 3)
% Row 7
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{phase change equlibrim} \tn 
% Row Count 25 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Le Chaetlier's principle} \tn 
% Row Count 26 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Keq never changes with reacted concentration; Keq change with heat stress;reaction shift to relieve the stress} \tn 
% Row Count 29 (+ 3)
% Row 10
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{pressure change the equlibrium on gas reactant} \tn 
% Row Count 30 (+ 1)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{5.377cm}{x{1.84149 cm} x{3.13551 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Kinetics and equlibrium (cont)}}  \tn
% Row 11
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{catalyst won't change equlibrium} \tn 
% Row Count 1 (+ 1)
% Row 12
\SetRowColor{white}
Ksp & solubility product constant for precipitation reaction equlibrium \tn 
% Row Count 4 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{acid and base}}  \tn
% Row 0
\SetRowColor{LightBackground}
autoionozation & H+ + OH-  \textless{}=\textgreater{} H2O \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Kw & {[}H+{]}{[}OH-{]}=10\textasciicircum{}-14\textasciicircum{}M\textasciicircum{}2\textasciicircum{} at 25\textasciicircum{}o\textasciicircum{}C \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
pH=7 & -log({[}H+{]})=-log(10\textasciicircum{}-7\textasciicircum{}) at  25\textasciicircum{}o\textasciicircum{}C \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
acid & proton/H+ donor; electron pair acceptor \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
base & proton(OH-) acceptor; electron pair donor \tn 
% Row Count 9 (+ 2)
% Row 5
\SetRowColor{white}
amphoteric ion & HCO3-(aq) \tn 
% Row Count 10 (+ 1)
% Row 6
\SetRowColor{LightBackground}
strong acid/base & complete disassociating and not reversable \tn 
% Row Count 12 (+ 2)
% Row 7
\SetRowColor{white}
Strong acid:0 & HCl,HBr,BI,HNO3,H2SO4,HCLO4 \tn 
% Row Count 14 (+ 2)
% Row 8
\SetRowColor{LightBackground}
Strong base:14 & LiOH,NaOH,KOH... Sr(OH)2,Ba(OH)2 \tn 
% Row Count 16 (+ 2)
% Row 9
\SetRowColor{white}
calc pH & pH=-log({[}H+{]}) = 14-(-log{[}OH-{]})=14-pOH \tn 
% Row Count 18 (+ 2)
% Row 10
\SetRowColor{LightBackground}
weak base acid & partial /reversible dissociation, \textless{}10\% \tn 
% Row Count 20 (+ 2)
% Row 11
\SetRowColor{white}
calc pH & using ka or Kb to get concentration of H+ and OH- \tn 
% Row Count 23 (+ 3)
% Row 12
\SetRowColor{LightBackground}
polyprotic acid & monoprotic acid \tn 
% Row Count 24 (+ 1)
% Row 13
\SetRowColor{white}
conjugate acid/base pair & mol formula same, except ONLY 1 H+ \tn 
% Row Count 26 (+ 2)
% Row 14
\SetRowColor{LightBackground}
 & HCl-Cl, H2O-OH-, H2SO4-HSO4,Na+-NaOH \tn 
% Row Count 28 (+ 2)
% Row 15
\SetRowColor{white}
Buffer & minimize pH change with a conjugated pair of weak acid and based, \tn 
% Row Count 31 (+ 3)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{acid and base (cont)}}  \tn
% Row 16
\SetRowColor{LightBackground}
titration & concentration of unknown; weak or strong acid/base of unknown;pKa pKb of unknown \tn 
% Row Count 4 (+ 4)
% Row 17
\SetRowColor{white}
equivalence point & titration curve, reflection/end point; M1V1=M2V2f \tn 
% Row Count 7 (+ 3)
% Row 18
\SetRowColor{LightBackground}
red-blue indicator & H-Indicator\textless{}=\textgreater{}H+(aq) + indicator(aq); color change at 7, buret \tn 
% Row Count 10 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.74195 cm} x{3.23505 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{oxidation and reduction}}  \tn
% Row 0
\SetRowColor{LightBackground}
LEO & lose electron=oxidation \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
GER & Gain electron=reduction \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
oxidation state & adds up to 0; assign oxidatation number based on electronegativity \tn 
% Row Count 5 (+ 3)
% Row 3
\SetRowColor{white}
oxidation number & total=0;oxigen(-2),alkali(+1),alkali earth(+2),halogens (-1),OH(+-1) \tn 
% Row Count 8 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{balance redox reaction: total eletron balance} \tn 
% Row Count 9 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{oxidant=oxidant agent, reducing agent} \tn 
% Row Count 10 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{activity series} \tn 
% Row Count 11 (+ 1)
% Row 7
\SetRowColor{white}
Rusting(O2) & 2Fe(s) +3O2 -\textgreater{}Fe2O3(s) \tn 
% Row Count 12 (+ 1)
% Row 8
\SetRowColor{LightBackground}
dissolving(H+,H2O) & Pb(s)+2H+ -\textgreater{}H2(g) +Pb2+ \tn 
% Row Count 14 (+ 2)
% Row 9
\SetRowColor{white}
Nitric acid disolution & NO2 is browish yellow toxic gas produced \tn 
% Row Count 16 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.04057 cm} x{2.93643 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Organic chem and environmental chemistry}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Organic chemistry} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Carbon, no polar covalent bond} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{soluble in non polar solution, not in water} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{no dissociate in solution, no ion in solution, not conductor, not electrolyte} \tn 
% Row Count 5 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{isomer: same composite different geometry and chemical property, ethanol vs dimethyl} \tn 
% Row Count 7 (+ 2)
% Row 5
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Hydrocarbon} \tn 
% Row Count 8 (+ 1)
% Row 6
\SetRowColor{LightBackground}
alkanes & CnH2n+2, single bonds \tn 
% Row Count 9 (+ 1)
% Row 7
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Meth- eth- prop-but-pent-hex-} \tn 
% Row Count 10 (+ 1)
% Row 8
\SetRowColor{LightBackground}
alkenes & CnH2n, \textgreater{}=1 double bond \tn 
% Row Count 11 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{-ane(all single bonds), -ene(\textgreater{}=1 doube), -yne (\textgreater{}=1 trible)} \tn 
% Row Count 13 (+ 2)
% Row 10
\SetRowColor{LightBackground}
alkynes & CnH2n-2, \textgreater{}=1 trible bond \tn 
% Row Count 15 (+ 2)
% Row 11
\SetRowColor{white}
Hydrocarbon rings & aromatic hydrocarbons \tn 
% Row Count 17 (+ 2)
% Row 12
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{functional groups} \tn 
% Row Count 18 (+ 1)
% Row 13
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{-OH, -Cl, -COOH, -NH2, -COH aldehydes ,ketone -C=O  , ether -COC-, ester COOC} \tn 
% Row Count 20 (+ 2)
% Row 14
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Organic reactions} \tn 
% Row Count 21 (+ 1)
% Row 15
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Addition: C=C -{}-\textgreater{} C-C} \tn 
% Row Count 22 (+ 1)
% Row 16
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{substitution} \tn 
% Row Count 23 (+ 1)
% Row 17
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{polymerization: monomer -\textgreater{}} \tn 
% Row Count 24 (+ 1)
% Row 18
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{creaking} \tn 
% Row Count 25 (+ 1)
% Row 19
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{combustion: hydrocarbon -\textgreater{} CO2+H2O, CO2:44, H2O:18} \tn 
% Row Count 26 (+ 1)
% Row 20
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{esterification: COOH + OH -\textgreater{} COOC + H2o} \tn 
% Row Count 27 (+ 1)
% Row 21
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Biomolecular} \tn 
% Row Count 28 (+ 1)
% Row 22
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{LIpids; carbonhydrate, nucleic acid, protein} \tn 
% Row Count 29 (+ 1)
% Row 23
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Environmental chemistry} \tn 
% Row Count 30 (+ 1)
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{5.377cm}{x{2.04057 cm} x{2.93643 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Organic chem and environmental chemistry (cont)}}  \tn
% Row 24
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{atmosphere:N2 78\%,O2 20\%,Ar \textless{}1\%,H2O, othe \textless{}1\%; Troposphere,strato,meso, thermo} \tn 
% Row Count 2 (+ 2)
% Row 25
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Ozone, O3: O2+gamma-\textgreater{} 2O(photodissociation), O+O2-\textgreater{}O3( absorb solar radiation), CFCs consume O3 ( CFCS +light-\textgreater{}free Cl, then consume O3 to form ClO)} \tn 
% Row Count 5 (+ 3)
% Row 26
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{GreenHouse effect} \tn 
% Row Count 6 (+ 1)
% Row 27
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Acid Rain: SO2 -{}-\textgreater{}SO3 +H2O-\textgreater{}H2SO4(aq)} \tn 
% Row Count 7 (+ 1)
% Row 28
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Carbon monoxide} \tn 
% Row Count 8 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{p{0.4977 cm} p{0.4977 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Lab}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Safety} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{accuracyH how correct a measure is; precision is how exact a measure is, compared to real measurement} \tn 
% Row Count 4 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Buret washing; hot object weigt;} \tn 
% Row Count 5 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{significant figures: least sighnicant after operation, 2500 has 2 significant figure, 2500. has 4, 3 mole = 3.000000moles} \tn 
% Row Count 8 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Procedures} \tn 
% Row Count 9 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{filtration - \textgreater{}distillation -\textgreater{}chromatography} \tn 
% Row Count 10 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{titration: Ma{\emph{Vz = Mb }} Vb, litmus: pink-\textgreater{}blue, phenolphthanlein : clear-\textgreater{}pink} \tn 
% Row Count 12 (+ 2)
% Row 7
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Identifying chemicals} \tn 
% Row Count 13 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{precipitation: AgCl} \tn 
% Row Count 14 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Conduction: Ion condictivity} \tn 
% Row Count 15 (+ 1)
% Row 10
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Flame test:alkali (earth metal) Li/Sr Red, Ca:orange, Na: yellow, Ba: green, K: Violet} \tn 
% Row Count 17 (+ 2)
% Row 11
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{colored solution: CU2+ blue, Ni2+ green, Co2+ pink, Fe3+ yellow, CrO4- Yellow, CrO72 Orange, MnO4- deep purple} \tn 
% Row Count 20 (+ 3)
% Row 12
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{gas evolution:mannometer Erlenmmyer tube, splint test} \tn 
% Row Count 22 (+ 2)
% Row 13
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{calorimetery: Q=mc DeltaT} \tn 
% Row Count 23 (+ 1)
% Row 14
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{Equipment} \tn 
% Row Count 24 (+ 1)
% Row 15
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{Beaker, buret, burner, crucible tongs, dopper pipette,Erlenmeyer flask,evaporating dish,florence flask, forcepts,funnel,graduated cylinder,volumetric flask, metal spatula,mortar amd pestle,pipetter bulb, platform balance, ring clamp,} \tn 
% Row Count 29 (+ 5)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}