Acids and acid rock drainage
Acids and acid rock drainage
Acids and acid rock drainage
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page 11<br />
Luise Harbour <strong>and</strong><br />
the mine site.<br />
The plume of red<br />
in the water shows<br />
the discolouration<br />
from the <strong>acid</strong>ic<br />
runoff from the<br />
stock piles.<br />
Trucking second<br />
grade ore to the<br />
stock piles at<br />
Kapit.<br />
Neutralisation reaction<br />
When <strong>acid</strong>s <strong>and</strong> bases of equal strengths are<br />
mixed together they neutralise each other, or<br />
cancel each other’s effect.<br />
The neutralisation reaction of an <strong>acid</strong> with a<br />
base will always produce water <strong>and</strong> a salt, as<br />
shown below:<br />
Acid Base Water Salt<br />
HCl + NaOH Y H 2 O + NaCl<br />
HBr + KOH OH Y H 2 O + KBr
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