A glass of milk has a pH of about 6 and a cup of tea has a pH of 5. Which one has more hydronium (H3O+) ions? How many more are present?

Q: A 10.0 mL dose of the antacid contains 830 mg of magnesium hydroxide. What volume of 0.10 M stomach…

A: Given  Volume = 10 mL  mass of Mg(OH)2 = 830 mg  1 mg = 10-3 gram  830 mg = 0.830 gram  Molarity of…

Q: Write an equation to show that nitrous acid , HNO2 , behaves as an acid in water

A: To solve this problem we will use Brønsted-Lowry acid base  theory .  According to this theory…

Q: Which of the following would be a better conductor of electricity and why? 0.15 M CH3COOH or 0.15 M…

A: Conductors are those substances which allow the flow of electricity or heat through them.…

Q: Calculate the pH of 0.02 M H3PO4.

A: Given: The concentration of H3PO4 = 0.02 M.

Q: What is the molar concentration of a NH4NO3 solution that has a pH of 6.18? (pKa = 9.25).

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Q: What is the pH of a 0.265 M  solution of H2SO4? Ka2 = 1.20×10–2

A: Given the molarity of   H2SO4 = 0.265 M   H2SO4 is a strong diprotic acid with high Ka1 value and…

Q: What is the pH of .08 M H2SO3 (aq)? O 12.51 Ο 1.10 0 .94 O 1.89 Ο 1.49

A: Concentration of H2SO3 = 0.08 M  pH of the H2SO3 = ?

Q: What is the name of H2CO3 in solution? dihydrogen carbonate hydrogen carbonate carbonic acid…

A: We are given a compound with the molecular formula H2CO3.

Q: What is the Hydronium ion concentration? What is the pH of the solution?

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Q: Calculate the concentration of H3O+ ions present in a solution of HCl that has a measured pH of…

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Q: 20.0 grams of Sodium hydroxide was dissolved in water up to 500 mL. Calculate the Molar…

A: Given, Grams of sodium hydroxide = 20.0 g Volume of solution = 500 mL       Required,…

Q: Phosphoric acid, H3PO4(aq),H3PO4(aq), is a triprotic acid, meaning that one molecule of the acid has…

A: Given: Concentration of H3PO4 = 0.4 M pKa1 = 2.167 pKa2 = 7.21 pKa3 = 12.32   Calculation for ka…

Q: What is the hydronium concentration [H3O+] of a solution with a pH of 7.84?

A: We have given that pH is a measure of the hydrogen ion activity usually in aqueous solution.  pH =…

Q: arrange the following oxoacids in order of decreasing acid strength: HClO, HClO2, HClO3, and HBrO

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Q: Which of the following compounds is an oxidizing agent only: a. KNO2; O b. HNO3; O c. NH3; O d. N2

A: Oxidizing agent is substance which can oxidize the other species but reduce itself hence, oxidizing…

Q: 4. Which region of the periodic table contains the most readily oxidized elements? Which contains…

A: In periodic table there is arrangement of metal, non-metal and metalloids in respective group of…

Q: What is the hydronium ion concentration in an aqueous nitric acid solution with a pH of 3.570?

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Q: 8 g of potassium chloride is dissolved in a quart of distilled water. Calculate the pH value of the…

A: pH is the negative logarithm of the hydrogen ion concentration. It is a measure of acidity or…

Q: What is the hydroxide ion concentration in a solution of pOH 8.14?

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Q: What is the pH of a solution that contains a hydronium ion concentration of 4.5 x 10-12?

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Q: 8. What are the [H3O+] and [OH–] of Diet Coke that has a pH of 3.17?

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Q: Complete the balanced neutralization equation for the reaction below: HNO,(aq) + Ba(OH),(aq) → O4-…

A: The reactants given are acid HNO3 and base Ba(OH)2.

Q: Complete and balance the following equations: (a) CaO(s) + H2O(1) (b) Al>O3(s) + H*(aq) (c) NazO2(s)…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Write the ionic equations for the reaction of Group III cations with NaOH.

A: Group III cations are Al3+, Fe3+, and Cr3+.

Q: which one of the following is most stable in water : a  lithium iodide b  lithium bromide c  lithium…

A: Lattice energy is the amount of energy released when a crystal lattice is formed by the combination…

Q: What is the hydronium ion concentration in an aqueous perchloric acid solution with a pH of 2.780?…

A: Perchloric acid is a strong mineral acid having chemical formula HClO4.

Q: Write an equation to show that nitrous acid , HNO2 , behaves as an acid in water. ____ + H2O → ____…

A: Acid is the one that donate H+ ion to the aqueous solution and form anion.

Q: What is the process to get potassium hydroxide from potassium iodide?

A: The concentration of ozone in ground level air gas react with potassium iodide KI in a redox…

Q: Calculate the hydronium-ion concentration: apple juice, pОН %3 pH [OH] = 1. а. 10.24 b. 7.45 saliva,…

A: 1)Calculate hydronium ion  concentration of thd following--

Q: D. The element Radon has the symbol Clź5.452, What is its Atomic Number? How many Neutrons does it…

A: D. The element Radon has the symbol = Rn222 86 , We have to find out Atomic Number and how many…

Q: : What is the pH of a 0.400 M HNO O 0.40 O 2.05 O 0.60 O 4.12 O 1.67

A: HNO3 when dissolved in water it dissociates.

Q: Acid Base c) Zn(NO3)2

A: Acid and base reacts to gives salt and water and this type of reaction is termed as neutralization…

Q: Referring to the equation: HNO, + H20 → No; + H,0*, which of the following phenomenon was observed?…

A: Acid donates H+ ion and accepts electrons of lone pair whereas the base accepts H+ ion and donates…

Q: NH3

A: a. NH3 is basic in water b. KoH is strong base.  c.LiF is basic salt in water d.NaClO4 is neutral in…

Q: What is the pH of a 0.35 M solution of hydrofluoric acid with a K, of 6.6 x 104? 3.23 O 1.82 O 5.47…

A: Given: Concentration of HF acid = 0.35 M Ka of HF = 6.6×10-4

Q: Which of the following will form an acidic solution when dissolved in water? A) Sro B) LiO C) MgO D)…

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Q: What is the pH of a 0.270 M  solution of H2SO4? Ka2 = 1.20×10–2

A: Here given, Ka2 = 1.20 × 10-2 Concentration of  H2SO4 = 0.270 M

Q: 8- [Co(NH3)6][Co(CN)6] The oxidative number of the central atom is 3

A: Yes it is true  NH3 have no charge so it will no produce oxidation no  Bu CN- have -1 charge it will…

Q: K eq for the following Write the formula for the reaction: 2NH, () +3H28) N26) 3 (g) edio

A: Keq is the equillibrium constant.  It gives the relation between concentration of product and…

Q: Determine the concentration of oxygen ions in 0.5980 M SnO3

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Q: What is the pH of a 0.031 M solution of aqueous Sr(OH)2? O 1.21 O 1.51 O 12.49 O 12.79

A: pH of an aqueous solution is defined as the negative logarithm of H3O+ ion concentration.…

Q: Is Mg(OH)2 a acid, base, or neither?

A: According to the Arrhenius concept of acids and bases :-  Acids donate H+ ions in water and bases…

Q: Which of the following is an oxidizing agent? 2 Al + 3 Br2 → Al2Br6 O Al Br2 O Al,Br2

A: An oxidizing agent reduces itself while oxidizing another species in the reaction. Oxidation is the…

Q: 4. When H,PO, reacts with H,O in an acid/base reaction, H;O° acts as the acid. The conjugate base of…

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Q: Succinic acid, H;CaH.O4, is an intermediate in the metabolic pathway for energy production, the…

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Q: What is the hydronium ion concentration in an aqueous hydrobromic acid solution with a pH of 1.200?

A: pH of solution is defined as the concentration of hydronium ion H3O+ present in the solution…

Q: 6. Which formula represents a hydronium ion? A H,O R NH, C. OH D. HOO,

A: water molecule  accept the proton to give hydronium ion. H2O +  H+  ⇄ H3O+

Q: 1. NaOEt OEt 2. CH,CH,Br 3. H,O/1s1

A: The product can be obtained by drawing mechanism

Q: How is concentration of hydronium ions (H3O+) affected when a solution of acid is diluted?

A: pH - pH is defined as negative logarithm to the base 10 of H+ ion concentration. Mathematically, pOH…

Q: 8 g of potassium chloride is dissolved in a quart of distilled water. Calculate the pH value of the…

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