Select all that apply. For each pair of isotopes listed, predict which one is less stable. (a) ÓLi Li (b) 23Na 25Na (c) 4SCA 4SSC

Q: The equilibrium constant for the following reaction is 4.50x10 2 at 648K. so,Cl,(9) Rso2(g) + Cl2(g)…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: CO, (aq) OH (aq) CI (aq) | (aq) NO3 (aq) , (aq) 5o, (aq)

A: Answer: unknown bottles (solution)in set 1 are  bottles A- E    . NaOH ( aqueous ) was kept in…

Q: The reaction 3C12 + 6KOH -- KCIO3 + 5KCI + 3H20 is the: O a. acid-base reaction O b. precipitation…

A: In given reaction Cl2 which a neutral molecule reacts with KOH which is a base.

Q: pha particle emission of an element, forming 20BI 83Bi

A: Alpha particle is helium nuclei having 2 atomic number and 4 atomic mass. -> Hence, due to alpha…

Q: Why is there a difference in racemization for the two reactions even though they both include the…

A: Bromine is an excellent leaving group compared to hydroxyl group. Hence, in case of 2-bromobutane,…

Q: hat is the nate f this trutues? AMP ATP adenine adenosine

A: The given structure is as follows,

Q: Read and analyze carefully each problem. Determine the (a) rate law, (b) overall order of reaction,…

A: Rate law = k [Reactant] k: Rate constant

Q: For exothermic reactions, the products have lower energy than the reactants.Explain why

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Q: What is ionizing radiation?

A: Ionizing radiation consists of subatomic particles or electromagnetic waves. Ionising radiation is…

Q: The solubility of iron(III) hydroxide is 8.96 × 10-4 g in 100 kL of water at 25 C . Determine the…

A: Given :  Solubility of Fe(OH)3 = 8.96 x 10-4 g/100kL

Q: 1.) Compare the relative atomic radius of iron and carbon. Fe: С:

A: Since you have asked multiple questions, we will solve the first one for you. For remaining…

Q: What is the entropy when 1.96 moles of CCI,F, vaporize at 25°C? [AH(vap) = 17.2 kJ/mol at 25°C] |…

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Q: Calculate the pH of a solution which is 0.245 M in NH3 and 0.245 M in NH4CI. The K, for ammonia is…

A: Given, [NH3] = 0.245 M [NH4Cl] = 0.245 M Kb for ammonia = 1.8 × 10-5 pH = ?

Q: HCO3- + HCl ==== H2CO3 + Cl- . Which one of products is a conjugate base?

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Q: Describe how we would prepare 250 mL of 0.10 M NaOH from solid NaOH and water.

A: 24.  given :-  molarity of NaOH solution = 0.10 M  volume of solution = 250 mL  To describe :-  The…

Q: What major product is expected from this reaction? xs CH;OH cat CH,ONa

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Q: 2. Using the chemical equation below, determine how many pounds of water will be produced by the…

A: Question-1 2B4H10 + 11O2 ----> 4B2O3 + 10H2O Weight of B4H10 = 2 kg = 2000 gm (1kg= 1000gm)…

Q: bn the lub vou titrated 40 ml of 0.006 M Ca with 0.008 M EDTA at pH 10. What was the pCa in that…

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Q: 8 Write the formula for the conjugate base of each acid. (a) H,SO, (b) H,BO, (c) HI

A: Conjugate base can be formed by removing hydrogen ion from base.

Q: Consider the titration of a weak acid with a strong base at the equivalence point. Choose all true…

A: We would define equivalence point of acid base titration.

Q: Black Forest Biologicals, a biotech startup, has a promising Alzheimer's drug candidate Compound…

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Q: What is the molar solubility of calcium hydroxide Ksp (Ca(OH)2) = 5.02 × 10-6J, when it is added to…

A: Given :  Ksp of Ca(OH)2 = 5.02 x 10-6

Q: Determine the standard cell potential (E0cell) of 2Cr(s) + 3Fe3+(aq) → 3Fe(s) + 2Cr3+(aq) of the…

A: Here Cr is oxidised to Cr3+ . And Fe3+ is reduced to Fe. So Fe3+  will act as cathode. And Cr act as…

Q: Consider the following reaction: C2H4 (g) + H2 (g) → C2H6 (g) AH = -137.5 kJ; AS = –120.5 J/K…

A: (delta S) = -120.5 J/K= -0.1205 kJ/KT = 25 oC= 298 K use,(delta G) = (delta H) - T*(delta S)= -137.5…

Q: Determine the product of the following reaction: Ha SOy, 7 -HaO

A: Carbonyl compounds react with a secondary amine to form an enamine. Enamines are nitrogen analogous…

Q: What is AG° for the reaction CH,OH(g) → CO(g) + 2 H,(g) at 25°C? kJ/mol AH° = +90.7 kJ/mol 3 AS° =…

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Q: ctron reorganization.

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Q: At 560 K, AG° = -30.3 kJ/mol for the reaction A (g) + 2 B (g) →3 C (g). If the partial pressures of…

A: Given reaction: A(g) + 2B(g) → 3C(g) Given, ∆G∘ = -30.3 kJ/mol The partial pressures of A, B, and C…

Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

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Q: Complete the following reactions by providing the missing product(s). Determine what mechanism…

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Q: 38. Rank the following molecules from lowest to highest boiling point: CH4, He, HF, C4H10. C,H10 <…

A: Boiling point: The temperature at which the vapor pressure of a liquid becomes equal to the…

Q: Consider the apparatus shown below with the valve initially closed. The volume and pressure in each…

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Q: Present the 3-membered ring pathway for the following reactions. + Cl2 Br CH3OH

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Q: Give a clear handwritten answer...give the mechanism of given bleow reactions

A: Hydroboration–oxidation reaction is a two-step hydration reaction that converts an alkene into an…

Q: Draw the skeletal (line-bond) structure of N,N- dimethylcyclohexanamide.

A: The structure of an organic compound is written in the following steps: Determine the number of…

Q: (ve

A: The resistance defines the hindrance to the mobility of the ions in a solution and it can be…

Q: Eom form a synthetic pathway 6or tanget molecule Stauting mateuials must a maximum of 6 Carbons and…

A:

Q: The graph below shows the distribution of molecular velocities of a gas at two different…

A: Relation between temperature and velocity of gas    Vrms = root mean square velocity  R = universal…

Q: An oil boils at a lower temperature when steam is added to it because: O the water dissolves in the…

A: We have to find the reason for why the boiling point decreases when steam is added to oil.

Q: of solution containing 74.6 g KCl l in 1.00 L of solution solution containing 373 g KCl KCl per mL…

A: 1) Molarity = 0.1 mol/L Molar mass of KCl = 74.5  g Molarity = moles/Volume(in L)      = mass/Molar…

Q: Any changes are observed relative to an identical un-catalyzed reaction.

A: If his hypothesis is true, then KNO3 will also act as a catalyst to the reaction by supplying the…

Q: Calculate the molarity NaOH in a solution made by mixing 42.0 g of NaOH in enough water to make…

A: Molarity (M) is the numebr of moles of solute present in per litre of solution. Mathematically, it…

Q: For one month Siera calculated her home town’s average high temperature in degrees Fahrenheit. She…

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Q: Assuning the 18¢ rule find frot 20w doontin ometal (M) Sketch the cmce th aef parf and comples M(CO)…

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Q: What products are formed when each of the following amines is treated with HCI: (a) CH,CH,NH,:

A: Given; reactants

Q: Be sure to answer all parts. A freshly isolated sample of "Y was found to have an activity ofr 5.8 x…

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Q: What is the frequency of light having a wavelength of 456nm?

A: Given :- wavelength of light = 456 nm  To calculate :- frequency of light

Q: Part C For 500.0 mL of a buffer solution that is 0.185 M in CHCH,NH2 and 0.135 M in CH3CH2NH3CI,…

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Q: Illustrate the carbocation pathway for the following reactions + HCI + CH3-OH

A: In carbocation pathway reaction proceeds through formation of carbocation and the carbocation must…

Q: Consider the following reaction: Use the data to find AHon for the reaction. 2 NO2(g) =2 NO(g) +…

A: Given that, a reaction is 2NO2g↔2NOg+O2g. The data table for the equilibrium constant (Kp) at…