5. Based on the trends learned in class, indicate which of the following metal cations: Li*, Na*, K*, Rb*, Be2*, Mg²*, Ca²+, Sr²+ has (a) The largest total hydration sphere (b) The largest first hydration sphere

Q: Which nitrogen is pKa1 and pKa2 and explain why. Draw the salt form at ohysiological pH

A: PKa= - log Ka  Where Ka = acid dissociation constant  Now with increase in acidity that i.e. with in...

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A: Percentage composition of mixture = 15% GGG + 60% SSS and rest AAA. Molar mass of GGG = 72.59 g/mol ...

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A:

Q: C. Explain the following occurrences in terms of molecular polarity and intermolecular forces. 1. Am...

A: NH3 is a polar molecule. Since nitrogen is more electronegative than hydrogen in NH3 , the dipole mo...

Q: Name the molecule

A:  

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A: We have to find pH of solution.

Q: >C=O?

A:

Q: Consider the reaction. 2 Fe, O, 4 Fe + 30, = +824.2 kJ The formation of 84.0 g of Fe results in O th...

A: Recall the given reaction,  2 Fe2O3 ------>  4 Fe  +  3 O2           ∆Hrxn = + 824.2 KJ We have t...

Q: HyC CH, CHy

A:

Q: 5. Identify the following IMFA present in the compound below: H H C H-C H O LDF only O LDF and Dipol...

A: Types of intermolecular forces present in the molecule.

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Q: 7. A student prepares two standard solutions of a food dye. The absorbances at 490 nm are recorded a...

A: Note: As per our company guideline we can answer only one question. Kindly repost the question menti...

Q: N2 (g) + O2 (g) → 2 NO (g) AH°rn = 181 kJ/mol MW O2 = 32.0 g/mol What is the energy change if 12.0 g...

A: N2(g) + O2(g) ---> 2NO(g).      ∆Hrxn = 181 KJ/mole Molecular weight of O2 = 32.0gm/mole Weight o...

Q: III. Fill up the numbered spaces (only) in the table below. You may type or manually write/ draw you...

A: Fill up the numbered spaces (only) in the table below. You may type or manually write/ draw your ans...

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Q: In a constant-pressure calorimeter, 60.0 mL of 0.310 M Ba(OH), was added to 60.0 mL of 0.620 M HCI. ...

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Q: CH3 CH2 CH3 CH CH2 Provide the IUPAC name of the compound. Parent name: Substituents: Locants: IUPAC...

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Q: The reaction described by the equation 0,(g) + NO(g) 0,(g) + NO, (g) > has, at 310 K, the rate law r...

A: Given: The concentration of O3 at (t = 0 ) =3.0×10-4 M The concentration of NO at (t = 0 ) =6.0×10-5...

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Q: If the mass of a truck is tripled-for example, when it is loaded-by what factor does the kinetic ene...

A: Using kinetic energy formula (K.E)  K.E = 12mv2  Where m is mass, v is the velocity  As kinetic ener...

Q: Supply missing info

A: To Supply missing information.,

Q: The reaction A + B → C + D rate = k[A][B]? has an initial rate of 0.0700 M/s. What will the initial ...

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Q: What is the melting point of Penguinone and how is it extracted?

A: Please find your solution below : Penguinone is an organic compound. Its IUPAC name is 3,4,4,5-tetra...

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Q: Determine the pH of each of the following solutions: a. 0.125M NH,CI (aq), K, for NH3 = 1.8x105 b. 0...

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Q: The compound 1-phenylpropan-2-one can give 2 carbanions. Point out the most stable and the reason?

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Q: 9. At 25° C: AG° is 21.3 kJ for the reaction HCO,H(aq) - H*(aq) + HCO2 (aq) Given that R= 8.314 J/K-...

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Q: 1. Consider the following reaction: Mg(s) + 2HCI(aq) → MgCl(aq) + H2(g) A piece of magnesium was dro...

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Q: formula of the chemical species it represents. a. Benzene-1,2,3-tricarboxylic acid b. Piperazine c. ...

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Q: Predict the absolute configuration of all the chiral carbon atoms present in the following molecule....

A: Assign priorities to the atoms of groups attached to the chiral center as per Cahn-Ingold-Prelog rul...

Q: Table 7a: Formula → name formula Binary? Covalent or ionic or acid Polyatomic ion? Name? Cation vari...

A: Given n are the compounds which may be binary i.e they may contain two ions. 

Q: Determine which group has the highest priority in Carbon 1.

A: Priority of Groups.

Q: Activity 2: STANDARD FREE ENERGY CHANGE Directions: Compute for the AGmof the given reactions at 25°...

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Q: Which reaction will produce a monohalogenated alkyl halide? Select the correct response.: Halogenati...

A: Reaction which gives monohalogenated alkyl halide.

Q: 10 g of a solute was dissolved in 80 g of acetone at 30°C. The vapour pressure was found to be 271 m...

A: When a non-volatile solute is added, the vapour pressure of solvent decreases. This could be calc

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A: Detail mechanistic pathway is given below to find out the product

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Q: Which will explain acetylide anion formation from acetylene using NaNH2? Select the correct response...

A: An acetylide anion is generated from the reaction of acetylene with NaNH2.

Q: Which of the following reactions is a rapid laboratory test for unsaturation of a compound using bro...

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A: Given: Break temperature = melting point = 67 oC Arrest temperature = freezing point = 65 oC

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Q: B. Calculate the molar H* ion concentration of a solution if the OH ion concentration is a. vinegar,...

A: Given: [OH-] concentration of vinegar solution = 1.0×10-11 M [OH-] concentration of ammonia solution...

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A: Given :-  Chlorination of methane :- CH4 → CH3Cl   Formation of methylc chloride from methane  To id...

Q: If methylisonitrile is placed in a sealed quartz tube and heated in a tube furnace, it isomerizes to...

A: Given reaction: CH3NC (g)  →  CH3CN (g)   The initial number of moles of methylisonitrile = 0.200 mo...

Q: Scenes A to C represent aqueous solutions of the slightly soluble salt MZ. (Only the ions of this sa...

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Q: What is the difference between General Test and Confirmatory test

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Q: molar of weak acetic acid with pKa = 4.97 and pH = 3.50. Calculate the molar concentration of the un...

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Q: a. Li/CUCL, b. 2 chloro 2 methy propane ČI

A: In this reaction C-C bond formation takes place . This is corey house synthesis reaction.

Q: Choose the statement which does not apply to the preparation of an Fe(OH)3 sol. Select one: a. FeClz...

A: Ferric hydroxide forms a hydrophobic sol. Hence it is prepared indirectly by the hydrolysis of ferri...