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Carbonic acid and sodium bicarbonate are present in blood as a buffer.(a) true(b) falseI got this question in class test.I need to ask this question from Equilibrium topic in portion Equilibrium of Chemistry – Class 11

Answer»

The CORRECT choice is (a) true

The explanation: A solution that resists the change in its PH value by the ADDITION of a small amount of acid or base is CALLED a BUFFER solution. The buffer system present in the blood is carbonic acid and sodium bicarbonate.



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