Magnesium trisilicate, Mg2Si3O8·H2O in medicine is an antacid. Explain the use of magnesium silicate as an antacid to reduce acidity in the stomach. Give the equation of reaction. For titration of 5 ml of gastric juice, 10 ml of a 0.15 M sodium hydroxide solution were used. Does the patient need to take Mg2Si3O8·H2O (The concentration of hydrochloric acid in the stomach of a healthy person is constant and amounts to 160 mmol/L)?

Q: A buffer is prepared using acetic acid, CH3COOH, (a weak acid, pK = 4.75) and sodium acetate,…

A:

Q: The CO2 we breathe reacts with water in our blood to form the weak acid H2CO3. What mole ratio of…

A: Given:Ka of H2CO3 is 4.4 ✕ 10−8

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Q: Which one of the following salts, when added to water, would decrease the pH? O CSCN O LICH3COO O…

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Q: principle

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Q: 11.An acid-base equilibrium system is created by dissolving 0.15 mol HNO2 in water and diluting the…

A: pH change before addition:

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A: Given : We have to identify Lewis acid and Lewis base.

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Q: Calculate the pH of 1.1 M C3H7COOH(aq) given that its Ka = 1.5×10-5. Provide your answer in decimal…

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Q: (a) Is a weak Brønsted-Lowry base necessarily a weak Lewis base? Explain with an example.(b)…

A: (A). Bronsted -Lowry base: The substances which have a tendency to attract the proton are called…

Q: Baking powder contains sodium bicarbonate plus an acidic salt like sodium acid tartrate or calcium…

A: Please find your solution below : Baking powder is a mixture of sodium bicarbonate (NaHCO3), other…

Q: The pH of the fluid in the human stomach following a meal is generally around 1.5. What is the…

A: Given,  pH = 1.5 To find: hydrogen ion concentration, [H+]?

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A: Acid is a substance which is related by the transfer of hydrogen ion.

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Q: Chlorobenzene, C6H5Cl, is a key intermediate in the manufacture of dyes and pesticides. It is made…

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Q: hat mass of Ca(OH)2 is present in 125.00 ml of Ca(OH)2(aq) solution that has pH = 12.15?

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Q: which assumption can't be applied in the calculation of the pH of this solution? (a) that the…

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Q: (a) Calculate the OH¯ concentration in an aqueous solution at 25°C with an H3O™ concentration of…

A: [H3O+].[OH-] = Kw Kw is the ionic product of water

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A: The aim of this question is to show the metal oxides or hydroxides, amphoterism is crucial for…

Q: Calculate the hydronium ion concentration in an aqueous solution of 7.34×10-2 M ascorbic acid,…

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Q: 8 Write the formula of the conjugate base of a HSO, b H;PO.

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Q: Limestone consists mainly of the mineral calcite, CaCO3.  The carbonate content of 0.5143 g of…

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Q: Calculate the pH of a solution (aq., 25 oC) when 20.00 mL of 0.284 M HNO3 is mixed with 30.00 mL of…

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Q: Suppose 0.0013 mol HA and 0.0013 mol A− are present in 170. mL solution and the pH is 4.00. What is…

A: We have to calculate the acid dissociation constant value.

Q: A 44.7 mL sample of a 0.403 M aqueous nitrous acid solution is titrated with a 0.212 M aqueous…

A: Given data :

Q: At 25°C, 50.0 mL of 0.50 M NaOH(aq) is added to a 250 mL aqueous solution containing 0.30 M NH3 and…

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Q: What is one acidifying process that produces H+ ions?

A: We have asked to state one acidifying process that produces H+ ions.

Q: Write the net ionic equation for the acid-base hydrolysis equilibrium that is established when…

A: we have to write the net ionic equation for the hydrolysis of barium hypochlorite

Q: Given the pKa of hypochlorous acid, HOCl, is 7.54.   What is the pH of a solution which consists of…

A: The solution consist of weak acid HOCl and its conjugate base OCl- that results in the formation of…

Q: Given that Ka’s for hydrofluoric acid (HF) and boric acid (H3BO3) are 6.3 × 10^–4and 5.4 × 10^–10,…

A: a) Given: Volume of HF=50 mL Concentration of HF= 0.2 M Concentration of NaH2BO3= 0.5 M Volume of…

Q: Calculate the acid - neutralizing capacity of an antacid if a 0.4500 gram sample resulted in 0.00150

A: we first need to determine the moles of acid neutralized by the antacid.Mass of antacid sample (m) =…

Q: Use the equation below to calculate the following: 2 NaOH(aq) + H2SO4(aq) → Na2SO4(aq) + 2 H2O(l)…

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Q: 100.0 mL of a 0.200 M H3PO4(aq) solution is titrated with 325.0 mL of a 0.100 M NaOH(aq) solution.…

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Q: The OH concentration in an aqueous solution at 25 °C is 2.1 × 10 3. What is [H ]?

A:

Q: Calculate the pH of a mixture made by adding 54.6 mL of 0.015 M HHNO3(aq) to 142.9 mL of water at…

A: Given,  The pH of a mixture made by adding 54.6 mL of 0.015 M HNO3(aq) to 142.9 mL of water at 26.6…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.