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The LaSSaigen's extract is boiled with c...

The LaSSaigen's extract is boiled with conc. `HNO_(3)` while testing for halogens. By doing so it `:`

A

decomposes `Na_2 S and NaCN`, if formed

B

helps in the precipitation of AgCl

C

increases the solubility product of AgCl

D

increases the concentration of `NO_(3)^(-)` ions

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The correct Answer is:
A
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