Need help with this pre lab I have no idea what I am doing need all 5 questions

Question

Need help with this pre lab I have no idea what I am doing need all 5 questions answered. Antacid Analys Lab Sec. Datelab Sec. 1. Write a balanced equation for the reaction of the active ingredient in Tums with excess acid. See Table 17.1 Name Desk No. 2. Identify the two most common anions present in antacids. 3. a. How much time should be allowed for the titrant to drain from the buret wall before a reading is made? 6 b. Experimental Procedure, Part B.2. Bromophenol blue is the indicator used in detecting the endpoint for the antacid analysis in this experiment. What is the expected color change at the endpoint? 4. a. How many moles of stomach acid would be neutralized by one tablet of Tums Ultra 10 that contains 1000 mg of calcium carbonate? CaCOfaq) + 2 H,0.(ag)--Cr"(aq) + CO2(g) + 3 H,01) ng the volume of the stomach to be 1.0 L, what will be the pH change of the stomach rom the ingestion of one Tums ultra 1000 tablet that contains 1000 mg of cal- b. Assumin acid cium carbonate TUMS Experiment 17 223

Explanation / Answer

2)
Antacids are bases used to neutralize the acid
Most common anions are :
hydroxides : OH-
carbonates : CO32-
bicarbonates : HCO3-

You can write any 2 of them as answer

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