Question

By boiling water, hardness can be removed if it is due to

A.calcium sulphate
B.magnesium sulphate
C.calcium nitrate
D..calcium bicarbonate
E.none of these.

Answer 1

B) Magnesium sulphate. dear

Answer 2

$\textbf{Question:}$

By boiling water, hardness can be removed if it is due to

A.calcium sulphate
B.magnesium sulphate
C.calcium nitrate
D..calcium bicarbonate
E.none of these.

$\textbf{Answer:}$

▶ It us due to (D) Calcium Bicarbonate.

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$\textbf{Thank you:)}$