Refer to the chemical reaction below: BaCrO4 s) = Ba2 + CrO,2 Ksp = 2.10 x 1o 10 What is the solubility product constant expression for the reaction?

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A: We have to calculate the concentration of Y+3 .  

Q: Acetic acid was dissolved in water to a concentration of 0.10 mol.L'. The pKa of acetic acid is 4.8....

A: pKa= 4.8 -log Ka = 4.8 Ka = 1.58 x 10-5  

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Q: Consider the five esters below with formula C ,H 1202: (a) (b) (c) (d) (e) (i) Which is/are mad e fr...

A: (i) a ,b, c, e (ii) d (iii) None (iv) c , d , e (v)  e (vi) c (vii) d ,e (Viii) None      

Q: balance this redox reaction in a basic solution? Al (s) +NO 2 - (aq) —>AlO 2 - (aq) +NH 3(g)

A: We have to predict the balance chemical reaction in basic medium.  

Q: You have a 258.3 mL sample of 1.659 M HA (Ka = 5.97⋅10−75.97⋅10-7).  Calculate the pH of the best bu...

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Q: Why is the glucose concentration 0 when the temperature of the solution was at 0 degrees Celsius?

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A: Given that Pt2+ forms a complex with two ammonia molecules, one SCN- and a Cl- ion.

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Q: Which of the following is true about entropy? (select all that apply) 1) Is a measure of the distri...

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Q: 2 Al(s) + 3 CuCl,(aq) → 3 Cu (s) + 2 AICI, (aq) A piece of aluminum metal is placed in an aqueous so...

A: We have to predict the two new species formed in the reaction.  

Q: Calculate the pH of a solution that contains 0.10 M ammonium hydrochloride and 0.010 M HCl

A: GIVEN:- Calculate the pH of a solution that contains 0.10 M ammonium hydrochloride and 0.010 M HCl [...

Q: 6. A 190 lb worker in a factory received an exposure to AB which has a molecular weight (MW) of 278 ...

A: 1 lb = 0.454 kg Given, Total urine excreted - 2060 mL Concentration of A in urine - 1.28 ng/mL MW of...

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Q: mass

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Q: Time to play Matchmaker! These problems and solutions go together like peanut butter and jelly! Each...

A: Charles 's law states that the volume of the gas is direclty proprtional to the kelvin temperature p...

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A: The type of process in which the decomposition of a chemical substance done, due to the flow of curr...

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Q: Write the formula of the conjugate acid of the Brønsted-Lowry base caffeine, CSH10N4O2

A: Given that, Bronsted -Lowry base = C8H10N4O2 Conjugate acid = ?

Q: 1. The strengths of an acid and that of its conjugate base are related: a) If the acid is strong, it...

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Q: Question 3 of 3 Determine the value of Ksp for Mg(CN), by constructing an ICE table, writing the sol...

A: Equilibrium is a state of reaction in which rate of forward reaction and rate of backward reaction b...

Q: Answer all questions in terms of the ammonia molecule (NH3). homenud a. What point group does NH3 be...

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Q: Spectrum A 2H ΤΗ 2Η 8 7 3 H 8 7 6. 2 4 PPM 3 1

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Q: An analytical chemist is titrating 245.0 mL of a 0.3100M solution of benzoic acid (HC,H,CO,) with a ...

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Q: Alcohols for use as biofuels can be produced from glucose that is obtained from starch and cellulose...

A: From thermodynamics laws , a reaction is  spontaneous if change in its Gibbs free energy is negative...

Q: Calculate the pH of a solution that is prepared by dissolving 8.98 g LiF in enough water to make 0.4...

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Q: 2. Pt* forms a complex with two ammonia molecules, one SCN and a Cl ion. a) What is the formula and ...

A: Charge on complex = 0 Coordination no. = 4 

Q: Number of Molecule valence electrons Formal Charge Electron-Group Geometry Molecular Geometry Resona...

A: To fill the table given in question, first we have to draw the Lewis structures

Q: Subject : fuel How can you prepare Power Alcohol.

A: How can we prepare Power Alcohol.

Q: What is the volume (in units of m^3) and density (in units of g/mL) of a 325g rectangular block of m...

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Q: Give an IUPAC name for the compound below. Accepted names for branched alkyl groups are isopropyl, i...

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Q: 2N2O5(g) → 4NO2(g) + O2(g) rate constant, k=2.8×10−3 sec−1 .   If the initial concentration of [N2...

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Q: Enter your answer in the provided box. You are given the following data: H;(g) – 2H(g) AH° = 436.4 k...

A: Given, a) H2(g) ➝ 2H(g)  ∆H° = 436.4 kJ/mol b) Br2(g) ➝ 2Br(g)  ∆H° = 192.5 kJ/mol c) H2(g) + Br2(g)...

Q: The relationship between liquid height and optical rotation

A: To give: A relationship between the liquid height and the optical rotation.  

Q: Zinc reacts with copper sulfate in a single replacement reaction as follows                         ...

A: 1) Given, Zn(s) + CuSO4(aq)  --> ZnSO4(aq) + Cu(s)   Mass of zinc metal = 50 g Excess reactant = ...

Q: 1. A buffer solution is 0.200 M in HC.H,O2, a monoprotic acid, and 0.200 M in NaC,H;O2. K, for the a...

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Q: Number of Molecule valence electrons Formal Charge Electron-Group Geometry Molecular Geometry Resona...

A: Formal charge = NV - Nnb - Nb/2  Where Nv = Number of valance electrons  Nnb= number of non bonding ...

Q: Why is it necessary to acidify the mixture obtained after reaction of Grignard reagent with both the...

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Q: Is the AS positive or negative for the following reaction 02(g) + 1/2 02(g) → 03(g) O AS doesn't cha...

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Q: Give a clear handwritten answer...

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Q: The best condition to form 2,3-dimethylbutane from 2-bromopropane

A: Organic reactions are those in which organic reactant react to form organic products. 

Q: COLUMN Α S> or COLUMN B 40 Solution with pH = 12 Solution with pH = 5.0 Solution with pOH = 6.0 Solu...

A: