Can an electron be described by the ff.set of quantum numbers?if not identify which quantum number value is invalid,and briefly explain why:n=4,n=2,me=0,ms=1/2

Q: HCI (b)

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Q: The osmotic pressure of an aqueous solution at 298 K is 99.0 kPa. Calculate the freezing point of…

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Q: The normal boiling point of hexane is 69.0 °C. Estimate (i) its enthalpy of vaporization and (ii)…

A: Given,  Boiling point of hexane is 69.0 °C  Tb = 69.0 °C        = 342 K  ∆S = entropy change = 87.5…

Q: 315  mL of oxygen gas is compressed from 12.6  atm to 39.5  atm of pressure, what is the new volume…

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Q: 2. Draw a product that would form when 5-(propylamino)pentanoic acid is treated with acid catalyst.

A: In this reaction amide is formed... In below reaction protonation of O is occur due to…

Q: The molecular formula of rimantadine is C12H21N.    How many carbon atoms are in 80.44 grams of…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: When working with very low concentrations, such as 0.000245 M, it can be more convenient to…

A: Molarity: It is the number of moles of solute present per Litre of the solution. The units of…

Q: A в

A: When A is treated with only C6H5Li (excess),  When A is treated with H2O,

Q: Which of the following is most volatile? CH3CH(OH)CH2CH3 CH3CH2OCH2CH3 (CH3)2C(OH)CH3 CH3(CH2)3OH…

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Q: For the the molecule represented below: A Но. C OH ОН В Rank the labeled acidic protons (H atoms)…

A: The proton which can easily be removed is most acidic and vive versa.

Q: A solution contains 0.0500 M Ca2+ and 0.0910 M Ag*. If solid Na3PO4 is added to this mixture, which…

A: According to solubility rules, All phosphates are insoluble in water except 1st group cations and…

Q: Phosphorus (P4) and oxygen react to produce diphosphorus pentoxide.   How many grams of diphosphorus…

A: Given - Weight of phosphorus = 135.87 gm Weight of oxygen = 154.28 gm

Q: What is the heat of combustion of gasoline if 4.00g of gasoline are burned in a calorimeter to raise…

A: we need to calculate the heat of combustion of gasoline

Q: Propionic acid, C2H5CO2H (Ka=1.43*10^-5), is used in the manufacture of calcium propionate, a food…

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Q: true or false and why is false 4 Paramagnetic substances are those which contain unpaired electrons…

A: We have find out true or false.

Q: Rubidium-87 decays by B production to strontium-87 with a half life of 4.7 x 1010 years. What is the…

A: Given-> Half life(t1/2) = 4.7 × 1010 year Initial amount = 108.2 + 4.7 = 112.9 microgram Final…

Q: Be sure to have your electromagnetic spectrum readily available (Chapter 11 in text) A carbon-oxygen…

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Q: Provide reagents and conditions to produce the products indicated. CH3 H3C. CH3 O H3C Br H3C H3C HO,…

A: We have to carry out the given transformation and also have to give the reagents used.

Q: Draw the curved arrows and the resulting resonance structure of meta-nitrobenzoate that shows a…

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Q: Calculate the pH of the following solutions: a) 0.1000 M NaOH, b) 0.1000 M CH3COOH (Ka = 1.8x10–5),…

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Q: 1.243 grans di bm ne ( dissolved ina 2ohkolaquedus olunon How manyP DABA

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

Q: Pregabalin, C8H17NO2 is used as a treatment of epilepsy and neuropathic pain. NH2 H O pK, = 4.2 pK =…

A: Given: pKb = 9.8

Q: The names and chemical formulae of some chemical compounds are written in the first two columns of…

A: we need to find major species present in water, when the given compounds are dissolved in it

Q: An acidic solution is 6 mM in each of the following metal lons: Ph, zn2*, Mn*, cu?+. See the…

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Q: Suggest a synthesis for the molecule shown below. Only starting materials containing six (6) carbons…

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Q: OEt (3) ? NaOEt, ELOH

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Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

A: 2NH3(g) ---> N2H4(g) + H2(g)

Q: Naming Alkynes

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

Q: Suppose a certain atom has two available states that are separated in energy by 1.97 eV. Given a…

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Q: 7H2O + 2 Cr³+ + 3 Cl2 = Cr2O,²- + 6 Cl¯ + 14H+ e° = 0.03 V cell a. AG° = kJ K = Cu²+ (aq) + Ba(s) =…

A: Since you have posted question with multiple subparts as per the guidelines we can answer only three…

Q: Calcium sulfide and water react to produce calcium hydroxide and hydrosulfuric acid.   If the…

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Q: A 1.45 L buffer solution consists of 0.122 M butanoic acid and 0.272 M sodium butanoate. Calculate…

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Q: Give the balanced cell equation and determine e° for the galvanic cells based on the following…

A: Given; reaction

Q: A solution contains 0.0500 M Ca<+ and 0.0910 M Ag*. If solid Na3PO4 is added to this mixture, which…

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Q: A 0.610 mole sample of an element has a mass of 86.0 grams. Identify the element and enter its…

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Q: Part A Rank these systems in order of decreasing entropy. Rank from highest to lowest entropy. To…

A: Part A: Out of all the given systems, CCl4 has the most no. of molecules. Nitrogen gas exists as N2…

Q: add 300 mL of 2.0x10-5 M AgNO3 to 200 mL of 2.5x10-9 M Nal. Ksp(Agl)=8.3x10-17.

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Q: Which solid is the most soluble? a. AIPO4 (K = 9.84 x 10-21) b. CaSO4 (Ks, =4.93 x 10-5) c. AgI (Kp…

A: The higher the Ksp , the more soluble the compound.

Q: cis-Decalin is a conformationally mobile molecule. a) Briefly explain what is meant by this…

A: Decalin consists of two cyclohexane rings fused together, i.e., the ring junctions are adjacent.…

Q: Use this condensed chemica structure to complete the table below. I| CH, C 0 C CH, The condensed…

A: Given, The condest chemical structure of acetic anhydride: Number of carbon-carbon single (C-C)…

Q: 2. Consider the reaction of CeHe + Br2 → C6HsBr + HBr a. What is the theoretical yield of C6H5B if…

A: Given-&gt; Weight of C6H6= 42.1 gm Weight of Br2 = 73.0 gm Actual yield of C6H5Br = 63.6 gm

Q: Propose a synthesis of the following molecule using benzaldehyde as your only source of carbon.…

A: GIVEN:-

Q: (69,85) A 25g ice cube (pure water) at -10°C is placed into a 115g sample of pure water at 25°C. The…

A: Heat evolved = Heat absorbed Q = m . C. ∆T Where, Q = heat change, C = specific heat, ∆T =…

Q: What is the pH of a solution that is prepared by adding 30.23 mL of 1.77 M NaOH to 0.646 L of 0.476…

A: THIS WILL FORM AN ACIDIC BUFFER AS THE AMOUNT OF WEAK ACID(HN02)WILL REMAIN IN EXCESS AFTER REACTION…

Q: An atom with the element symbol X has 62 protons in its nucleus. For the 62nd electron, determine…

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Q: Phosphorus-32 is radioactive and has a half life of 14.3 days. Calculate the activity of a 6.3 mg…

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Q: Consider a hypothetical diprotic acid (H2A) with pKa1 = 7.301 and pKa2 = 10.00. A 40.0-mL sample of…

A: GIVEN:- Consider a hypothetical diprotic acid (H2A) with pKa1 = 7.301 and pKa2 = 10.00. A40.0-mL…

Q: A chemist wishing to do an experiment requiring "c (half-life = 4.5 days) needs 7.0 ug of the…

A: GIVEN:-

Q: Compute for the KP of the reaction: The given equilibrium concentrations is determined at 500.0 K…

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Q: Will a precipitate form when 20.0 mL of 1.8x10-3 M Pb(NO3)2 is added to 30.0 mL of 5.0x10-4 M…

A: Given Data :