9. Polar solvents tend to dissolve ionic and polar molecules while non-polar solvents tend to dissolve non-polar solvents. Which phrase best describes this? b) same dissolves like a) all materials eventually dissolve c) like dissolves like d) like dissolves different

Q: Formula 1. XeOs .HCl(gas) =. HCl(aq) 4. CBT4 5. N₂F6 6. PC13 Covalent or acid? Chemical Name

A: 1. Covalent bond formed by sharing of electron pair between two atoms of the same or different…

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Q: The enthalpy of vaporization of a substance is 48.1 kJ/mol. The normal boiling point is 115°C. What…

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Q: Calculate the cell potential (in V) of the following cell with transference at 25°C: Pb(s) PbSO4(s),…

A: Pbs/PbSO4,CuSO4m=0.2,γ=0.110/CuSO4m=0.02,γ=0.320,PbSO4/Pbs Transport number of Cu2+ is 0.370 To…

Q: Based on the provided standard enthalpies in the first table below, determine standard enthalpies,…

A: Fe2O3(s) +  3CO(g) → 2 Fe(s) + 3 CO2(g) ∆H =-20.8 KJ 3Fe2O3(s) +  CO(g) → 2 Fe3O4(s) + CO2(g) ∆H…

Q: The peak had this width at the base:

A: The equation for peak width at the base (W) is given by:   W = 2.355 × σ   Where σ is the standard…

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Q: Using the data in the tables and Coulomb's law, calculate the energy change for this reaction (per…

A: Ionisation energy of Cs = 0.624 aJ Electron affinity of Cl = -0.580 aJ Ionic radius of Cs+ = 167 pm…

Q: How many of these reagents cause only syn additions to alkenes? HBr; H₂, catalyst; BH3; CH3CO3H; Br2…

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A: The force of attraction present between two charged bodies is directly proportional to their charges…

Q: E1 E OH- tº H₂CRO4 12, OH- excess D CH3 H3C-C-CH₂CI CH3 AICI 3 NaOH H₂SO4 A Br₂ hv M1 1. Br₂, Fe 2.…

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Q: How many moles and numbers of ions of each type are present in the following aqueous solution? Enter…

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Q: I2(8) + Fe(s)→ Fel2(8) Match the words in the left column to the appropriate blanks in the sentences…

A: The above reaction is redox reaction. To balance the redox reaction we follow different steps  1.…

Q: Consider the following reaction at constant pressure. Use the information here to determine the…

A: ∆Hsurr = - ∆Hrxn  ∆S = ∆H/T  T = temperature For a spontaneous process: ∆Stotal >0 For a…

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Q: pką values of phosphoric acid are 2.2, 7.2 and 12.7. A phosphate buffer of pH = 7.4 can be prepared…

A: pH of the buffer solution is 7.4 pKa values of phosphoric acid are 2.2, 7.2, 12.7

Q: Draw a titration curve for the amino acid lysine at the pKa's of 2.2, 9.0, and 10.0 for the…

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Q: Ⓒ Macmillan Learning For A →→ products, time and concentration data were collected and plotted as…

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Q: name formula HNO₂ 4.5×104 acetic acid HCH₂CO₂ 1.8 × 10 -5 acid nitrous acid solution 0.1 M NaNO₂ 0.1…

A: A large Ka indicates a strong acid and a small Ka indicates a weak acid.

Q: Draw the structure of the predominant form of CF3CH2OH (pK a = 12.4) at pH = 6.

A: If pH value is less than pKa value ,then the compound will exist  in its acidic form. If pH value is…

Q: 5 A 22.02-mL solution containing 1.615 g Mg(NO3)2 is mixed with a 28.64-mL solution containing 1.073…

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Q: kinetics: 16. worl s16 Given data for the 2nd [A] 15 min = 0.71 M Jorder process determine the value…

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Q: A grain of salt weighs ~ 0.0000585 grams (58.5 micrograms) How many moles is that? (AW Na = 23.0 g…

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Q: a Draw all the resonance contributors for the phenoxide ion below. Draw only one of the two…

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Q: For the following acid-base reaction, predict which side of the equilibrium is favored. favor right…

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Q: Draw the major organic product of the reaction. Ignore stereochemistry. 04 HCI

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A: Balanced chemical Reaction of ammonia with O2 is given by:     4NH3g + 3O2g ⇌ 2N2g + 6H2Og…

Q: Using the data in the tables and Coulomb's law, calculate the energy change for this reaction (per…

A: A particular chemical reaction may takes place ither in a single step or in a number of steps. Heat…

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A: Given,van'tHoff factor i = 1a. Mass of sample A = 48.3 mgVolume of water…

Q: Suppose 23.00 g ammonium chloride (53.491 g/mol) dissolves in water in a calorimeter to form 100.00…

A: Given,Mass of ammonium chloride ( NH4Cl ) =23.00 gMolar mass of ammonium chloride ( NH4Cl ) =53.491…

Q: What are the possible L values for the electrons in the [Xe] 6s2 4f 1 5d1 ?  Derive the…

A: To determine the possible L values for the electrons in the configuration [Xe] 6s2 4f1 5d1, we need…

Q: Consider the following data set: Sample 1 2 3 4 5 Diluted Unknown (25% dilution) Diluted Unknown…

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

Q: 12.) sodium metal crystallizes with a body centered cubic structure with a density of 0.97 g/cm ^3.…

A: (a)

Q: If at 400°C the equilibrium constant for the reaction NO2(g) + H2(g) = NO(g) + H₂O(g) has Kp = 7.28…

A: ∆G° = - RTlnK  K = equilibrium constant R = gas constant= 8.314 J/K/mol  T = temperature 1 KJ = 1000…

Q: 5. The gas phase reaction A+B C has a reaction rate which is experimentally observed o follow the…

A: Factors which affect Equilibrium constant are : Equilibrium constant is independent of…

Q: Complete the ground-state electron configuration for these ions using the noble gas abbreviation and…

A: In the given question we have to write the electronic configuration of the given ions, Electronic…