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Jamb
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Year
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Question Details:

When water boilers are used for a long period of time, the solid substances left behind as scale are

A| Magnesium trioxosilicate (IV) and calcium Tetraoxosulphate(VI)

B| Magnesium trioxosilicate(IV) and rust

C| Clay and magnesium trioxosilicate (IV)

D| clay and rust

Chemistry
Ans |
3
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