Acid-Base Chemistry of White Wine: Analytical Characterisation and Chemical Modelling

<table>Linear fitting applied in order to estimate the correct value of pH at the real value of % ethanol for Ch09. The equation model resulted <svg height="13.675" id="M54" style="vertical-align:-2.29482pt" version="1.1" viewbox="0 0 139.47501 13.675" width="139.47501" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,13.675)">
<g transform="translate(72,-61.06)">
<text transform="matrix(1,0,0,-1,-71.95,63.4)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑦</tspan>
<tspan style="font-size: 12.50px; " x="9.6648188" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="21.705208" y="0">6</tspan>
<tspan style="font-size: 12.50px; " x="27.956709" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="34.208206" y="0">.</tspan>
<tspan style="font-size: 12.50px; " x="37.333958" y="0">4</tspan>
<tspan style="font-size: 12.50px; " x="43.585457" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="49.83696" y="0">7</tspan>
<tspan style="font-size: 12.50px; " x="56.088459" y="0">𝑥</tspan>
<tspan style="font-size: 12.50px; " x="65.740776" y="0">−</tspan>
<tspan style="font-size: 12.50px; " x="77.080994" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="83.332497" y="0">8</tspan>
<tspan style="font-size: 12.50px; " x="89.583992" y="0">4</tspan>
<tspan style="font-size: 12.50px; " x="95.835495" y="0">.</tspan>
<tspan style="font-size: 12.50px; " x="98.961243" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="105.22525" y="0">3</tspan>
</text>
</g>
</g>
</svg> with <svg height="11.0375" id="M55" style="vertical-align:-0.27588pt" version="1.1" viewbox="0 0 66.237503 11.0375" width="66.237503" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.0375)">
<g transform="translate(72,-63.17)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑅</tspan>
<tspan style="font-size: 12.50px; " x="12.715551" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="24.755939" y="0">0</tspan>
<tspan style="font-size: 12.50px; " x="31.007441" y="0">.</tspan>
<tspan style="font-size: 12.50px; " x="34.13319" y="0">9</tspan>
<tspan style="font-size: 12.50px; " x="40.384689" y="0">9</tspan>
<tspan style="font-size: 12.50px; " x="46.636189" y="0">9</tspan>
</text>
</g>
</g>
</svg>.</table>

The Scientific World Journal

fig2

Figure 2

Figure 2: Acid-Base Chemistry of White Wine: Analytical Characterisation and Chemical Modelling 