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Q: Which of the following salts gives the following Ksp expression?  Ksp=27s4 a.BaSO4 b.AgCl c.Ag2CO3…

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Q: These are showing as incorrect.  It is sulfite not sulfate. Ty!

A: SO3-2 is known as sulphite ion if one Oxygen is replaced by sulphur we get S2O2-2 , which is known…

Q: stions [References] Give the molarity in M of a solution containing 0.1758 moles of NaOH in 125 mL…

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Q: QUESTION 17 Answer the following questions regarding the Lewis Dot Structure and geometry of BF3 The…

A: We have to draw the Lewis for structure of BF3 and answer the given questions according to the…

Q: Draw resonance structures for thiazyl fluoride, F3NS. For the most stable resonance structure, what…

A: Here we have to write resonance structures of SF3N ,  formal charges of all atoms , predict most…

Q: The H₂O molecule is an asymmetric rotor with rotational constants 27.877 cm¹¹, 14.512 cm³¹, and…

A: Given a physical problems on rotational partition function having some value of rotational constant.…

Q: In hydrogenation of alkenes, the H atoms are usually added to the same face of the alkene, i.e. syn…

A: The hydrogenation of alkenes in the presence of H2/Pt takes place via syn addition and it results in…

Q: For the synthesis of maroon dye, Taylor needs to use a primary amine with a pH between 3.00 and 4.00…

A: Anilinium chloride is a salt of a base (aniline) and a strong acid (HCl). pH of an aqueous solution…

Q: Name the formula  calcium monohydrogenphosphate

A: A compound is formed by the electrostatic interaction between the cation and the anion. The cation…

Q: You have 75.0 mL of 0.11 M HA. After adding 30.0 mL of 0.10 M NaOH, the pH is 5.50. What is the Ka…

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

Q: long chains of nucleotides. A nucleotide consists of a sugar molecule (either ribose in RNA or…

A: Bases in DNA: Adenine, Guanine, Cytosine and Thymine Bases in RNA: Adenine, Guanine, Cytosine and…

Q: How are compounds I and II related? HO CH₂CH3 I CI VS Select one: O A. Diastereomers HO E.…

A: How are compounds I and II related? Select one: A. Diastereomers B. Identical compounds C.…

Q: Which of the following is true when preparing solutions? a. Make sure that the solvent and reagents…

A: A question based on analytical process. Four statements regarding solution preparation are…

Q: Bromo compound N can undergo substitution with nucleophiles X to give mixtures of products O and P…

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Q: Which of the following is/are acidic salt/s? I. NH4Cl II. CsHSO3 III. NaCN IV. KNO2 V,…

A: Given that some salts are NH4Cl CsHSO3 NaCN KNO2 CH3NH3ClO3. We have to identify among the given…

Q: Hikers climbing Mount Everest discovered it took much longer to cook a boiled egg than it does at…

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Q: Which of the following is not an element? O A. Ammonia O B. Silver O C. Aluminum D. Magnesium O E.…

A: A substance that cannot be broken down into simpler substances by chemical means. An element is…

Q: Write a balanced net ionic equation to show why the solubility of ZnCO3 (s) increases in the…

A: The solubility of salt increases when products of the equilibrium increase.

Q: 1. What is the pH of a 0.356 M solution of NaOH? A) 13.551 B) 0.356 C) 7.000 D) 0.452 E) 13.674

A: Given Concentration of NaOH = 0.356 M We need to determine the pH of the solution.

Q: 1. Compare your experimental value for Ksp of Ca(OH)2 with the literature value (Ksp = 8.0 × 10-6 at…

A: 1.)The experimental values for the solubility product constant (Ksp) of Ca(OH)2 are slightly higher…

Q: CI

A: The given product can be synthesized from the starting material in 3 steps reaction.

Q: Gaseous ethane (CH, CH₂) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide (CO₂)…

A: When alkane react with oxygen then they form carbon dioxide and water.  The general formula for…

Q: 11 10 8 7 5 3 2

A: IHD = (2C + 2 + N - X - H)/2 IHD = Index of hydrogen deficiency = (Number of pi bond + number of…

Q: Please draw repeating unit of polymer in which the monomer is 1,4-chlorobenzene + sodium sulfide (a…

A: A question based on polymerization by condensation. The structure of condensation polymerization…

Q: Which of the following correctly ranks the substances in terms of increasing boiling point? OA. Xe…

A: correct answer is C. O2 < Xe < H2S < H2O   Explanation:-   1.Very little intermolecular…

Q: An alkyl halide (RX) reacts with (-)OCH3 to give an ether product, R-OCH3. The observed rate law for…

A: Here we are required to find the mechanism by which an alkyl halide reacts with alkoxide to form…

Q: would the ideal angles not be 120 and and 180 before the lone pair cheanges them to 102 and 173?

A: Answer: Presence of lone pair always causes the distortion in the structure of a molecule because…

Q: Be sure to answer all parts. Covalent bonds in a molecule absorb radiation in the IR region and…

A: a.) Wavelength (λ) = C/v C = speed of light v = frequency λ = 62.5 μm C = 3x 108 m/s v = 3x 108 ms-1…

Q: 3 MnO2 (s) + 4 H+(aq) + 2 NO (g) → 3 Mn2+(aq) + 2 H2O (l) + 2 NO3–(aq) In the reaction above what…

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Q: In a reaction, 0.118 moles of gas is evolved. Given that the pressure is 1.00 atm and the volume of…

A: We have been given volume, pressure, number of moles of gas and value of gas constant.We also have…

Q: What volume of a 0.141 M barium hydroxide solution is required to neutralize 25.9 mL of a 0.235 M…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) Using standard thermodynamic data at 298K, calculate the free…

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Q: What are the precipitates that were produced during the calcium and chloride ion test? Write the…

A: Precipitation reaction is such a type of reaction where two or more than two compounds react with…

Q: A student needs to dilute a 0.40 M Pb(NO3)₂ solution to make 75.0 mL of 0.16 M Pb(NO3)2. Set up the…

A: Here, we have to find the volume of a 0.40 M Pb(NO3)2 solution that is required to make a 75.0 mL of…

Q: Which of the following ions has the smallest radius? Be2+ F 02-

A: Radius of an ion is the distance between the nucleus of the ion and the outermost shell of the ion.…

Q: What is the organic product formed in the following reaction ? :N(CH3)2 I + H-N(CH3)2 II N(CH3)2 III…

A: Option (A) II is the correct answer.

Q: Which of the following properties describes a liquid? A. Particles are less rigid so they are able…

A: Here, we have to find the statement that describes the property of a liquid.

Q: Which orbital diagram below represents the atom with the strongest paramagnetic attraction to a…

A: -> The species which has largest number of unpaired electrons that has strongest paramagnetic…

Q: What are at least three of the primary chemical concepts that are needed to complete the experiment…

A: Answer: Titration is a technique that used to measure the volume of a solution of known…

Q: 10. What is the mole fraction of hydrogen in a gas mixture containing 1.00 g of hydrogen (H₂) and…

A: The mole fraction is defined as the ratio of the moles of a component of a mixture to the moles of…

Q: explain

A: Correct answers:   ---->directly proportional to the distance between the bonded atoms ---->a…

Q: Barium hydroxide. Ba(OH) 2, reacts with HBr according to the following equation. Ba(OH)₂ 171.34…

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Q: Calculate the heat of the reaction, in kJ, using the standard enthalpies of formation provided.…

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Q: On the Simpsons, Professor Frink discovered the element frinkonium. How many days will it take for a…

A: Given -> Initial weight of sample = 40.0 mg  Final weight of sample = 1.25 mg  Half life = 26.3…

Q: H3C Н I H н H OH

A: Deshielding - A nucleus whose chemical shift has been increased due to removal of electron density,…

Q: Calculate the emf of the following concentration cell at 25oC:  Ag(s)|Ag+(0.12 M)||Ag+(1.9 M)|Ag(s)

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Q: Calculate the mass of a 25.0 wt% KOH solution required to make 525.0 mL of 0.285 M KOH. mass: g

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Q: Question 51 Which of the following elements has the highest electronegativity and the smallest…

A: Electronegativity is defined as tendency of atom to attract the shared pair of electrons towards…

Q: Which of the following substrates will undergo an SN2 reaction most rapidly? I CH3 CH₂-C-Br I CH 3…

A: We need to identify the substrate that undergoes SN2 reaction rapidly among the given molecules I…

Q: Calculate the emf of the following concentration cell at 25oC:  Cu(s)|Cu2+(0.070 M)||Cu2+(2.1…

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