Rank the following hydroxides in order of increasing aqueous basicity: Al(OH)3, B(OH)3, In(OH)3.

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

Q: What is the [H3O+]  of an acidic solution that has a ph of 11.25?

A: pH of any solution is given by  pH = -log[H3O+ ]  where [H3O+ ] = concentration of H3O+ ions in the…

Q: The pH of a solution containing a [H3O+] = 3.40 x 10 negative 5 M, is:

A: pH is a scale to measure the concentration of hydrogen ions. The negative logarithm of hydrogen ion…

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: Calculate the pH of a 0.27 M solution of HCO2H (formic acid, Ka = 1.8 x 10–4).

A: PH = - log [H +] Formic acid weak acid  Ka =dissociation constant

Q: Calculate the concentration of H+1aq2 in (a) a solution in which 3OH-4 is 0.010 M Note: In this…

A: The relationship between the concentration of H+ and OH- ion at 25oC. This question is related to…

Q: The reaction of ammonia with copper(II) ions is an example of a Lewis Acid–Lewis Base reaction.…

A:

Q: Account for the acidity of cations in aqueous solutions (charge/size or charge density)

A: The ratio of charge and size of an ion is known as charge density.  Charge density = charge / size

Q: Arrange the oxides B2O3, Al2O3, BaO, CO2, Cl2O7, SO3 in order from the most acidic through…

A: In the periodic table in periods the electronegativity increased from left to right.In groups the…

Q: In the reaction: BCI3 + NH3 The Lewis acid is: (c) B-NH3 1. O cr O H,O O H O NH3 BCly

A: A Lewis acid is a chemical species which has an empty orbital in which it is able to accept…

Q: Calculate the pH of a 0.10 M solution of sodium hypochlorite (NaCIO; Ka 2.90 x 10-8). Also,…

A:

Q: How would the pH of a 0.175 M solution of NaC4H,O2 compare with that of a 0.175 M solution of…

A: The salt gets hydrolyzed when dissolved in water. Both salt have the same acid and similar strong…

Q: What is the weaker acid, NH3 (ammonia) or [NH4]Cl (ammonium chloride)?

A: between  NH3 (ammonia) and [NH4]Cl (ammonium chloride), ammonia is a base and ammonium chloride is…

Q: Explain the differences in chemical and physical properties of metals and nonmetals, including the…

A: Metals are placed on the left-hand side of the periodic table, and non-metals on the right-hand side…

Q: edictung uhe Try Again Your answer is incorrect. • Row 3: Your answer is incorrect. Predict the…

A: The balanced chemical reaction is given below : SO3(g) + 2H₂O(l) → H3O+ (aq) + HSO4- (aq)     This…

Q: 1. a) Write an equation showing the reaction of HBr with CH;OH. [Hint: Think of HBr as a…

A:

Q: What indicated hydrogen atom is the most acidic? B HAA H₂ of C CH3 D

A: We have to select the most acidic H

Q: Arrange HCIO,HCIO2,HCIO3,HCIO4 in order of increasing acid strength

A: The order of acidic strength can be calculated as : i) Determine the ratio of number of double…

Q: The substance HIO3 is expected to be a stronger acid than the substance HIO.

A: Acidity depends on the oxidation state of central atom.

Q: Which is more acidic, HF or HI? Explain

A: Bond strength of a general molecule AH is related to the length of the bond between the hydrogen…

Q: The molarity of an aqueous solution of NaOH is 0.0022 M. (a) What is the concentration of H3O+ in…

A:

Q: Complete and balance the following equation: NaOH cag) + HCl oq) → ?

A:

Q: Explain which is the stronger acid, H3PO4 or H2SO3; CCl3CH2COOH or CCl2FCH2COOH. [Draw possible…

A: -> The acid which has stable conjugate base that is most acidic . -> Conjugate base is formed…

Q: The K₂ of HClO₂ is 0.010. Determine the pH of a 0.1 M HClO₂ aqueous solution at equilibrium.

A:

Q: All the following salts are alkaline except   LiClO   NH4NO3   SrCrO4   K2HPO4

A: Salts can be acidic, basic or neutral. The salts of strong acid and strong base are neutral. The…

Q: what is the pH of an aqueous solution of 25.0 mM HClO2 ? given pKa= 1.96

A:

Q: What is the pH of a 0.30 M solution of hydrazine (pKb = 5.9)?

A: Given that concentration of hydrazine (C) = 0.30 M pKb of hydrazine = 5.9 The pH of a 0.30 M…

Q: Hypochlorous acid, HOCl, is a weak acid having a pKa = 7.46. (a) Show the balanced chemical equation…

A: Given that :  For HOCl,  pKa = 7.46  We need to find pKb and pH of solution when [OCl-] = 0.050 M

Q: What is the pH of a solution that is 0.0530 M in NaClO at 25 °C? The Ka for HClO is 4.0×10−8

A: Given thatConcentration of NaClO = [ClO–] = 0.0530 MKa for HClO = 4.0×10−8Kb for ClO– =

Q: Arrange the hydrides of group iv elements in increasing order of acidic strength State the physical…

A: As we move top to bottom in group acidic strength increase because bond strength decrese so H+ can…

Q: How do I write the chemical equation for the reaction of NaOH and HC2H3O2?

A:

Q: Enter the chemical formula of a binary molecular compound of hydrogen and a Group 4A element that…

A: Acidity refers to the ability of a substance to donate a proton (H+). In general, acidity increases…

Q: In the following equation HNO2 (aq) + H2O (l) ↔ H3O+ (aq) + NO2-(aq), 0.37 M of nitrous acid was…

A: Given data,Molarity of HNO2=0.37MKa for HNO2=4.5×10-4M

Q: Calculate the pH of a 0.20 M HA solution, given the pKa of HA is 2.22.

A:

Q: The availability of Manganese is limited mostly by alkaline condition than by acidic condition. True…

A: Manganese is 3d series element which have 5 valence  electron in the valence  shell .

Q: Which is a stronger acid? Boron trifluoride or sulfuric acid?

A: Substance which easily gives H+ ion in aqueous solution, is stronger acid.

Q: Which one of the following pairs of acids and conjugate bases is incorrectly labeled or incorrectly…

A: A conjugate base is simply the substance that contains one less H atom and one more negative charge…

Q: 1. As the number of oxygen atoms increases in any series of oxygen acids, such as HXO,  HXO2, HXO3,…

A: The acid strength increases .

Q: 1. a) Write an equation showing the reaction of HBr with CH;OH. [Hint: Think of HBr as a…

A: a)  reaction of HBr with CH3 OH  HBr +  CH3OH  ---------->  CH3Br + H2O

Q: Rank the following hydroxides in order of increasing aque-ous basicity:Al(OH)₃, B(OH)₃, In(OH)₃.

A: The metallic character of thegroup 13 elements first increases from Boron to Aluminium, then…