जiue the boifaि् १orकचे त्स्समवोन १०व९ f१०Td and the en thalpy of vaporization IS 56.3°C 1s प8.৪k১|mol q ++s कomea e . The entropy राछनP४ ०+NaPovi2adना o् नाकांड T॥quांdे ड डिङु Jlkmod

Q: 1. Benzoic acid is a weak carboxylic acid that undergoes proton transfer with water. When a 0.125 M ...

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Q: a student dissolves 55.0 mg lithium phosphate in enough water to make 250.0 ml of solution. What is ...

A: Concept: Normality is the number of gram or mole equivalents of solute present in one litre of a sol...

Q: Choose the correct product(s) for the following reaction:

A:   Benzene undergo electrophilic substitution reactions If electron withdrawing group is present on ...

Q: (1) What is the pH of a solution that is 0.371 M carbonic acid (H2CO;) and 0.350 M sodium bicarbonat...

A: 1.)  a.) In the given buffer solution , there is acid H2CO3 and sodium salt of its conjugate base , ...

Q: The disaccharide lactose is built up by one D-galacto- and one D-gluco monosaccharide unit. Draw L-g...

A: Conformational isomers are a type of stereoisomers where one isomer is converted to another isomer. ...

Q: Suppose 2.72 g of potassium bromide is dissolved in 200. mL of a 0.20 M aqueous solution of silver n...

A: When potassium Bromide is added to silver nitrate solution , then as per solubility rules , silver B...

Q: Part A A current of 11.6 A is applied to 1.25 L of a solution of 0.554 mol L-1 aqueous HBr convertin...

A: time, t = 66 minutes molarity of HBr = 0.554 mol L-1 current, I = 11.6 A Volume of HBr = 1.25 L

Q: s the most acidic H

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Q: Which statement correctly describes the meaning of the value of ΔG°rxn for a reactant-favored reacti...

A: Gibbs free energy is associated with work done

Q: Which of these is not aromatic? (A) (B) (C) (D) CH CH

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Q: The reaction AB(aq) »A(g) +B(g) is second order in AB and has a rate constant of 0.0168 L-mol .s rea...

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Q: 8, Method to isolate ethanol from ethanol and water mixture 9. The different colors in black ink

A: To solve this problem we will to know about different methods of separation .

Q: If a sample of nitrogen gas in a sealed container of fixed volume Is heated from 25°C to 150°C, the ...

A: The container is a sealed container, Volume remains constant.  Given that the temperature is increas...

Q: consider the following exothermic reaction at 0.00 °C and 1.00 atm Se04 (g) Se(g) + O2 (g) , Kc = 2....

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Q: Ką for formic acid, HCOOH, is 1.80×10-4. Ką for acetylsalicylic acid (aspirin), HC,H,04, is 3.00x10-...

A: ->conjugate base of strong acid is weak base. ->Ka is proportional to acidity. ->conjugate ...

Q: The hydroxyl radical in the atmosphere is most effectively removed by hydrocarbons such as methane a...

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Q: From Van der wials equeitiun =nRT %3D denive the Van der waads equation In Cubic form

A: Given-> ( P + an2/V2)(V-nb)= nRT We can open it and form cubic  equation of volume.  

Q: If a student is starting with diethylmalonate then the base they would use to generate the enolate w...

A: These are example of nucleophilic addition reaction 

Q: H3C CH3 H3C CH3

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Q: Identify the correct structures in each step of the reaction sequence shown. 1) NaOCH2CH, CH3CH,OH 1...

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Q: 1. Consider the titration of 25.0 mL of a weak acid, 0.100 M HCOOH (Ka = 1.8 x 10- 4) with 0.100M NA...

A: we need to calculate pH after addition of given volume of NaOH for the titration

Q: Part B Without consulting the table of acid-dissociation constants, match the following acids to the...

A: Given acids: H2SO4 H2S H2SO3 We have to match the Ka1 values with the given acids.  

Q: 4. Two tanks are connected by a closed valve. Each TANK A tank is filled with gas as shown in the gi...

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Q: Determine the degree of polymerization of polypropylene having an average molecular weight of one mi...

A: Given the average molecular weight of polypropylene = 1 million or 1*106 g/mol

Q: 8. Circle the substrate that will result in an alkene that could be consider both the Hoffman and Sa...

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Q: HCI ionizes completely and is irreversible. Why? Select one: a. CI- is a strong conjugate base,...

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Q: Identify the functional group of the given molecule and indicate the classification if there is any....

A: The functional group of the given molecule is 

Q: AGCI(s) Ag (aq) +72.68 C1 (aq) +56.4 +96.2 S° (JK-1 mol-1) AH f(kJ/mol) Use the data given to calcul...

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Q: (Q6) If the equilibrium pH of an aqueous solution is 1.72 and the solution is 0.433 M in formic acid...

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Q: (Q7) If the initial concentration of the weak base ammonia in a solution is 0.401 M and the solution...

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Q: A chemistry student weighs out 0.186 g of sulfurous acid (H, SO,), a diprotic acid, into a 250. mL v...

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Q: What is the pH of a 1.00 x 10^-9 molar solution of KCl?

A: KCl is a salt of strong acid (HCl) and strong base (KOH). 

Q: When exactly 750.0 mL of a solution containing 0.584 N of magnesium hydroxide was combined with 250....

A: Given,  When exactly 750.0 mL of a solution containing 0.584 N of magnesium hydroxide was combined w...

Q: Acetic acid: k1.75x10 Ammonia: k=1.8x10s Hydrofluoric acid: 7.2x10+ Hydrogen sulficde: ke5.7x10 kaa1...

A: #2:  For acetic acid, CH3COOH(aq), Ka = 1.75*10-5  For hydrogen sulfide, H2S, Ka1 = 5.7*10-8 , Ka2 =...

Q: The enolate of a ketone can be treated with an ester to give a diketone. Draw a mechanism for this C...

A: In the step 4 ethoxy ion take proton to form carbanion

Q: What is the wavelength in nanometers of photons with an energy of 50.8 kJ/mol?

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Q: 1. The literature value for the Kg of Ca(OH), at 25°C is 4.68 x 10. How does the value you determine...

A: #1: The literature value of Ksp of Ca(OH)2(s) = 4.68*10-6  Experimental value of Ksp of Ca(OH)2(s) =...

Q: Calculate Kp for the following reaction. Equilibrium concentrations were determined at 500.0 K 2 NOC...

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Q: 2. Balance the equation below for the combustion of propane in a camping stove. Then answer question...

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Q: Provide structures for aromatic hydrocarbons that meet the following criteria: a. compound C9H12 tha...

A: The given reactions are electrophilic substitution reactions namely halogenation reaction and these ...

Q: by the reaction of hydrochloric acid with manganese(IV) oxide. HCl(aq) + MnO,(s) - MnCl, (aq) + 2 H,...

A: 4HCl (aq) + MnO2(s) ----> MnCl2(aq) + 2H2O (l) + Cl2(g) Mass of HCl = 44.1 g Mass of MnO2 = 43.7 ...

Q: 1.0 M aqueous solutions of the following substances are prepared. Which one would you expect to have...

A: Given 1.0 M aqueous solutions of  NaOH  CH3CH2OH (ethanol)  KBr CH3COOH (acetic acid)  HClO4 We need...

Q: the identity е

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Q: A cashew is burned in a soda can calorimeter, and heats up 0.245 kg of water by 3.65 °C. The calorim...

A: To calculate mass of fat contained in cashew , we would first Calculate heat given up by burning a c...

Q: 1.Which acid is strongest? a. H3AsO3, Ka=5.1x10-10 b. HCN, Ka=4.9x10-10 c. H3BO3, Ka=5.8x10-10 d. C...

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Q: 1. Give the mechanisms and product for the reaction below Li-OH EN: + Ho-H gas carboxylate

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Q: Which starting materials could be used to synthesize propanoic acid? HO CH3CH2CN CH3CH2CHO CH3CH2CH2...

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Q: What quantity in moles of HCl are there in 87.5 mL of 0.350 M HCl?

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as th...

Q: Calculate the pH of a mixture of 106 mL of 0.112 M HI and 30 mL  of 0.45 M KOH

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Q: AICI3 Zn(Hg) Compound A Compound Me Me. Me HCI, A Me

A: Benzene derivatives can give aromatic electrophilic substitution reaction.