The furring of kettles is caused by the presence in the w...
The furring of kettles is caused by the presence in the water of?
Calcium tetraoxosulphate (VI)
Calcium hydrogentrioxocarbonate (IV)
Calcium hydroxide
Calcium trioxocarbonate (IV)
Correct answer is D
The furring of kettles or boilers - this is as a result of the decomposition of \(Ca(HCO_3)_2\) into \(CaCO_3\), and this\(CaCO_3\) coats the inside of a kettle or boiler used in heating water containing dissolved \(Ca(HCO_3)_2\).
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