Home > Community > How NaNO3, diluted H2SO4, FeSO4 and concentrated H2SO4 form a brown ring? The nitric acid formed is reduced by FeSO4 or decompose by heat from concentrated H2SO4 to form NO?

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How NaNO3, diluted H2SO4, FeSO4 and concentrated H2SO4 form a brown ring? The nitric acid formed is reduced by FeSO4 or decompose by heat from concentrated H2SO4 to form NO?

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How NaNO3, diluted H2SO4, FeSO4 and concentrated H2SO4 form a brown ring? The nitric acid formed is reduced by FeSO4 or decompose by heat from concentrated H2SO4 to form NO?

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