help! emergency chem problem

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mewang97
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help! emergency chem problem

Post by mewang97 »

"cu is dissolged in hno3, h2so4 is added and nitric acid is boiled off. the solution is diluted, and sulfurous acid and ammonium thiocyanate are added. cuprous thiocyanate (cuscn) is quantitatively precipitated.

i just need the equations for this??? :oops: :cry: :( :shock: :?
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