Chemistry, asked by Anonymous, 1 year ago

How is O3 (ozone) estimated quantitatively?

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Answered by oliviajoylo

Answer:

The answer is at the attachment below

*pls mark as brainliest, tq

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Answered by Anonymous

: Estimation of O3 is done by treating it with excess of KI solution buffered with borate buffer (pH 9.2) when I2 is liberated quantitatively. ... (aq) + I2 (s) + O2(g) The I2 thus liberated is titrated against a standard solution of sodium thiosulphate using starch as indicator.

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