Identify the correct statements from the foll | vedclass

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(B) Statement $(I)$ is correct: The chemical formula of Calgon is $Na_6(PO_3)_6$ (sodium hexametaphosphate).Statement $(II)$ is incorrect: Exhausted p

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$I \& IV$ only

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(B) Statement $(I)$ is correct: The chemical formula of Calgon is $Na_6(PO_3)_6$ (sodium hexametaphosphate).Statement $(II)$ is incorrect: Exhausted permutit (hydrated sodium aluminium silicate) is regenerated by $10 \% NaCl$ solution,not $KCl$.Statement $(III)$ is incorrect: Calcium stearate is a soap scum and is insoluble in water.Statement $(IV)$ is correct: In the structure of ice,each oxygen atom is tetrahedrally surrounded by four other oxygen atoms through hydrogen bonding.Therefore,statements $(I)$ and $(IV)$ are correct.

Identify the correct statements from the following:
$(I)$ The formula of Calgon is $Na_6(PO_3)_6$.
$(II)$ Exhausted permutit is regenerated by aqueous $KCl$ solution.
$(III)$ Calcium stearate is soluble in water.
$(IV)$ In ice crystals,each oxygen is surrounded by four oxygen atoms.

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Identify the correct statements from the following:$(I)$ The formula of Calgon is $Na_6(PO_3)_6$.$(II)$ Exhausted permutit is regenerated by aqueous $KCl$ solution.$(III)$ Calcium stearate is soluble in water.$(IV)$ In ice crystals,each oxygen is surrounded by four oxygen atoms.