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Sometimes it happens that when H_(2)Sgasis passed intosolution in dii, HCI yellowish white turbility appears .What do you conclude ? What preperation are takes to check this turbidity? |
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Answer» Solution :This YELLOWISH white TURBIDITY is due to calloided salphur formed by oxidationof `H_(2)S` by the present of `NO_(3)^(Theta)or NO_(2)^(Theta) SO_(2)^(2+)` `H_(2)S+ HNO_(3) rarr S` (colloidal) Before passing `H_(2)S` gas solution is BOILED so as to decompose these raficats |
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