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Why we don't add Hcl, HNO3, H3PO4 in residue on ignition, why we add H2SO4



Why we don't add Hcl, HNO3, H3PO4 in residue on ignition, why we add H2SO4..

Answer / nagabhushan

Because sulphates are more stable at 800 degrees when compared with chlorides and nitrates

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