4.Josephines grandmother suffers from a recurring stomach

4.Josephine’s grandmother suffers from a recurring stomach ailment which causes frequent stomach burns and a sour taste in the mouth. She frequently takes antacids called “Andrews salts ” for relief. However, the relief is not long lasting. Her nephew recommends “Pepto Bismol” but her daughter insists that she switches to “Milk of magnesia”. Design an investigation for her to make an informed decision. What are the steps for this lab ad expected results

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