why we are adding sulpuric acid in residue on ignition

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why we are adding sulpuric acid in residue on ignition..

Answer / psmanian

addition of sulfuric acid the inorganic metals are
converted into corresponding sulphates

Is This Answer Correct ?    18 Yes 1 No

why we are adding sulpuric acid in residue on ignition..

Answer / sharad m

Sulphuric acid is forming a complex with in-organic salts
and which are more stable at higher temeprature (above 600
degree) thus giving accurate results.

Is This Answer Correct ?    9 Yes 0 No

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