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State your observations when : Dilute ...

State your observations when :
Dilute hydrochloric acid reacts with sodium sulphite.

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Sodium thiosulphate reacts with dilute hydrochloric acid to produce sodium chloride, gas of sulphur dioxide, water and sulphur in a yellow solid form.
`Na_2S_2O_3 + 2HCl rarr 2NaCl +S darr +H_2O + SO_2 uarr`
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