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Get Answers to all your Questions
(a) Why are metal hydroxides better alternatives than sodium hydrogen carbonate in antacids?
(b) Why is aspirin used in the prevention of heart-attacks?
(c) Why antihistamines do not affect the secretion of acid in the stomach ?
Answers (1)
(a) Metal hydroxides are better alternatives because they do not increase the pH above neutrality as they are insoluble, whereas bicarbonate makes the stomach alkaline.
(b) It is because it had anticlotting properties.
(c) It is because antihistamines act on different receptors.
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