Q: Which of these molecules contains the more basic nitrogen? O Neither molecule is basic. O They are…
A: The compound having the ability to donate a pair of electrons is basic in nature.
Q: 2. What are the n, I, and possible m, values for the 2p and 5f sublevels?
A: We have to tell the possible n,l and m values for sublevels.
Q: nat volume of pure O2 (g) C125
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Q: Predict the major organic product for the following reaction: CI NaOC(CH3)3 HOC(CH3), ox B C.
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Q: Describe how 'H NMR can be used to differentiate compounds A and B. A Compound A will have a quartet…
A: The proton NMR helps us to find out the different types of hydrogens present in a compound.
Q: E 3 E 2 E 1
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Q: The products of the reaction 2HNO 3 + Ba(OH) 2 → are: a. Ba(NO3)2 + H2O2 b. BaO(NO3)2 + H4O…
A: 2HNO3. +. Ba(OH)2 ---> ->When strong acid reacts with strong base then it produces salt and…
Q: How much heat will be transferred when 14.9 g of ammonia reacts with excess oxygen according to the…
A: The reaction in which heat is released is known as exothermic reaction. The reaction in which heat…
Q: Calculate the concentration of H3O+ in a solution that contains 4.4 × 10–6 mol L–1 OH– at 25 °C.…
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Q: that the [Formic acid] By mixing formic acid and sodium formate a buffer solution was prepared in a…
A: Given- Formic acid= Formate ion
Q: Which term best describes the relationship between the following two molecules? న , వంా OH HO" Br Br…
A: we need to find the relationship between the two molecules given
Q: Which of the following structures are carboxylic acid derivatives? HyC-N-CH H3C-CEN CH3 H3C O CH H.…
A: Which one of the following is correct
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A:
Q: What is the pH of a 1.25 M solution of HCIO? HCIO (aq) + H20 (1) = H3O* (aq) + CIO (aq) Ka =2.88 x…
A:
Q: More reactive metal Less reactive metal Zn + HCl → Zn + Fe(NO,), Zn + Cu(NO,), –→ Zn + Mg(NO,)2 - Fe…
A: More reactive metal replace the less reactive metal. The reactivity order of these metals Mg > Zn…
Q: Given the nature of electrocyclic reactions, which of the pi MOs shown below is involved in the…
A: During the electrocyclic reaction HOMOis involved in the reaction
Q: Which of the following is NOT a factor to consider when choosing a site for nuclear waste disposal?…
A: Which is NOT a factor when choosing a site for nuclear waste disposal?
Q: In the following equation determine if HCI is acting as an Arrhenius acid or a base, explain? HCI…
A: According to arrhenius theory Acid is proton donor Base is proton accepter
Q: The half life for the radioactive decay of carbon-14 to nitrogen-14 is 5.73 x 10 years. Suppose…
A: Given: The half-life of the radioactive decay of carbon-14 to nitrogen-14 = 5.73×103 years There is…
Q: Which of the folllowing structures ase epoxides: Q) 3 and 4 b) 2 and 3 C) 2, 3 and 4 C) , 2,3 and 4…
A: Epoxide is the cyclic ether of three member ring.
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A:
Q: Ms. Prohaska measures the enthalpies of combustion of propene and 1-chloroethene. She determines…
A: Enthaply change for a reaction = Enthalpy of products - Enthalpy of reactants
Q: If 0.275 mol of an ideal gas has a volume of 1921 mL and a pressure of 5.50 atm, what is its…
A:
Q: The pKb for the propanoate ion, CH3CH2CO3 , is 9.126. What is the value of Ka (NOT the pKa) for…
A: Given-> pKb of CH3CH2COO- = 9.126
Q: What is the final pH of a solution obtained by mixing 450 ml of 0.20 M NaOH with 150 ml of 0.10 M…
A: H3PO4 is a tri-protic acid ( it have 3 acidic Protons ) , so when NaOH is added to it, protons would…
Q: 1. What is the product for the following reactions? N2OH H20 NaOlf 1,0. A 1. NaH 3. NaB, 0 4. NaOCi,…
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Q: Circle or highlight all polar portions of 2-methylocta-4,6-dien-1-amine
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A:
Q: The name of the following compound Ps: OH a) (A)-2-8s0propyl-4,4-8imethylpent-3-01 b)…
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A: we need to calculate Kf for Ag(NH3)2+
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Q: A 1.00 liter solution contains 0.35 M nitrous acid and 0.45 M potassium nitrite. IF 0.110 moles of…
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Q: Which of the following (assuming the same concentration in water) would make a solution with the…
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A: Given data :
Q: Question 11 of 18 > How many moles of N, are in a 9.45 L cylinder at 66.6 °C and 2.99 atm?
A: Given- Volume=9.45L Pressure=6atm Temperature=66.6°C=339.6K Moles of N2=?
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Q: F77612.SP 100.0- 90- 80 70 60- 50 40- 30 20- 10 0.0. 3500 3000 1300 1600 S400 1200 S000 00 4000.0…
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Q: • Calculate the frequency in Hertz, the energy in Joules, and the energy in electron volts of an…
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Q: 1-ethylcycloheptene + cold, dilute KmnO4
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A: According to quantum mechanics, there are four types of quantum numbers. The electrons are filled in…
Q: The pH of a 1.1M solution of propanoic acid (HC,H,0,) is measured to be 2.41. Calculate the acid…
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Q: The product of the following reaction L. HeOAc) (CH,COH, THE 2. NaBH OH OH %3D II IV
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Q: The common name for the following compound is: OH HO as 2-methyl propan-1, a- dio) b) Psobutyl…
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Q: In the reaction: H2PO4 + H20 H3PO4 + OH", which pair represents an acid and its conjugate base?
A: an acid is a proton donor whereas a base is a proton acceptor acid after donating a proton turns…
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- 7.9. For a solution of and in which , what are the mole fractions of and in the vapor phase? Use conditions and data from exercise 7.8.In beer's law, what will happen to the molar apsorptivity when the bath length increases to 2 cm. Why??Why in a concentrated solution, a strong electrolyte shows deviations from Debye-Huckle- Onsagar equation?
- Colligative properties of soln. 1. Calculate the boiling point and freezing point of 30 g sucrose (342) in 110 g water? 2. A 1.5 g sample was dissolved in 30 g water. The crystals were observed to start to form in this soln at -0.93 oC. Calc the MM of the compound. 3. The osmotic pressure of a soln containing 50 g of myoglobin in benzene in 10 mL of soln is 4.8 Torr at 5oC.What is the MM of myoglobin? 4. If 100 g of glycerine (92 g/mole) is mixed with 150 mL water , what is the v. pres of soln at 25 oC? (PH2O at 25 oC = 23.76 mm Hg)Assuming the validity of Raoult's law, do the following calculations benzene (1) toluene (2) system: Species Benzene Toluene InPara A. B T(C))+C B 13.7819 2726.81 13.9320 3056.96 217.572 217.625 ! 2 and T-100 °C find x, and P (a) Given y, -0.33 (b) Given T-105°C and P 120 kPa, find x, and y₁ (c) For part (b), if the overall mole fraction of benzene is z₁ -0.33, what molar fraction of the two-phase system is vapor? - 120The mean activity coefficient of a 0.040 m H2SO4 solution is 0.354. What is its mean ionic activity? 4.0 .0089
- Calculate activity coefficient for the binary solutions at 20°C and 1 atm; (a) for which an enthalpy of making a solution is 14.5 kJ/mol (b) for which a volume Contraction is 2.7 cm³/mol Based on the calculated values what can you say about intermolecular interaction present in these solutions.4) For such a phase diagram, a) Do you expect the newly formed bonds (A-B) are stronger than the initial bonds or not? Briefly explain the reason. Is this solution formation reaction endothermic or exothermic? b) Then, is the activity coefficient greater than 1 or not? How would you expect change in volume and change in Enthalpy due to formation of the solution? c) Describe the function (interatomic bond parameter). Explain/compare the bond strength (newly formed A-B vs initial A- A and B-B) depending on sign of the 2-function. T L+α L A Хв BWhat is the Eh of a solution with 0.05 M Fe2+ and 0.0000002 M Fe3+ ? What is the Eh of a solution with 0.05 M Fe2+ and 0.05 M Fe3+? Standard Gibbs Free energies as follows... Fe3+……-8.56 Fe2+……-82.88This is all the information I was given.
- What would the effect be on the calculated molar mass if some of the solvent evaporated from thesolution before the freezing point of the solution could be established?A student determines the molar mass of acetone, , She found that the equilibrium temperature of a mixture of ice and water was 1.0C on her thermometer. When she added 11.1g of her sample to the mixture, the temperature, after through stirring, fell to -3.0C. She then poured off the solution through a screen into a beaker. The mass of the solution was 90.4g. a. what was the freezing point depression? b. what was the molarity of the acetone? c. how much aceton was in the decanted solution? d. how much water was in the decanted solution? e. how much acetone would there bein a solution containing 1kg of water and acetone at the same concentration as she has in herexperiment? f. what did she find to be the molar mass of aceton, assumingshe made the calculation properly?3. 4 7 8. The normal freezing point of a certain liquid X is -4.6 °C, but when 28.43 g of urea ((NH,) CÓ) are dissolved in 600. g of X, it is found that the solution freezes at - 7.8 °C instead. Use this information to calculate the molal freezing point depression constant K, of X. Round your answer to 2 significant digits. 1 1C molkg DC-mol Submit Assignment Continue O 2022 McGraw Hill LLC. AIII Rights Reserved. Terms of Use Privacy Center Accessibility II F12 Finder F9 F10 F11 Dex F7 F8 F4 F5 F6 . F3 F2 APP2 F1 Esc APP3 APP1 & 23