EW 2. Find the EW of Sodium Bicarbonate (NaHCO3) has a valence charge of 1. (Use whole numbers for each of its atomic masses) Chemical Formula: Final Answer: Solution:

Q: Outline all steps in a synthesis of propyne from each of the following: a) CH,COCH; b) CH;CH,CHB", c...

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Q: The thermal conductivity of carbon dioxide at 0 ºC is 0.0145 J K-1m-1 s-1. Estimate the diameter of ...

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Q: The freezing point of cyclohexane is 6.50°C. For cyclohexane solvent Kf=20.0. 0.140 g of an unknown...

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Q: What is the overall reaction order of this reaction F2 + 2CIO2 → 2FCIO2? Use the given reaction rate...

A: The chemical reaction :  F2 + 2ClO2  ---> 2FClO2  From the given table :  Find out the overall or...

Q: Calculate the number of grams of copper (II) sulfate pentahydrate, CUSO-5H0, re 100.0ml of the follo...

A: Molar mass of CuSO4.5H2O=249.5g/mol Volume of solution =100.0 mL Molarity of solution = 0.200M Mass ...

Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains 9....

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Q: For the hydroxyl rotation of vinyl alcohol, which conformation (1 or 2) would be more stable and why...

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Q: A solution which contains 50.1 g of an unknown molecular compound in 315 g of water freezes at -5.56...

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Q: sealed container is filled with 3.00 g of CO2 (MM = 44.01 g/mol), 5.00 g of Kr (MM = 83.80 g/mol), a...

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Q: Which of the following provides the best explanation for why the 1,2-addition product of the followi...

A: Organic reactions are those in which organic reactant react to form organic products.

Q: Use the following PE diagram to answer the following question. 100 80 60 PE (kJ) A+B 40 20 C + D Pro...

A: Activation energy: When the reactant molecules convert into the products, they required the minimum ...

Q: Estimate the AK, of the acid used in the titration of which the curve is illustrated below? The axis...

A: Given graph : At equivalence point, pH = 9.1 (approx). At Half-equivalence point, pH = 4.70 (approx...

Q: For the following reaction, the cyanide nucleophile could reasonably substitute at either of two pos...

A: The reaction given is,    

Q: How many grams of NBr3 can be made from 525 g Br2  ?  N2   +   3 Br2   →   2 NBr3   +   44.0 kJ    ...

A: The reaction is as :-  N2 + 3Br2 ----> 2NBr3 

Q: 2. Find the EW of Sodium Bicarbonate (NaHCO3) has a valence charge of 1. (Use whole numbers for each...

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Q: How many mL of ethyl alcohol are present in a 50 bottle of a 70% alcohol solution?

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Q: ached equilibrium. P

A: Le chatlie principles say that if we make any change in a revervisble reaction the equilibrium tried...

Q: 8. A 2.856-g sample of limestone was analyzed for Fe, Ca, and

A: A 2.856-g sample of limestone was analyzed for Fe, Ca, and Mg.

Q: VSEPR theory predicts which arrangement of bonds and lone pairs of electrons about the central Kr at...

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Q: Complete the electron-pushing mechanism for the given base-promoted hydrolysis of an ester. Add atom...

A: The base catalyzed hydrolysis of an ester results the carboxylate ion and corresponding alcohol.

Q: net ionic equation

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Q: Calculate the AG°rxn using the following information. 2 HNO3(aq) + NO(g)3 NO2(g) + H2O(1) AG°rxn = ?...

A: Calculate ΔG° of reaction....

Q: Enter your answer in the provided box. A 431-g piece of copper tubing is heated to 89.5°C and placed...

A: Given, For  Mass of Cu is 431 g  At 89.5 °C  Mass of water is 159 g  at 22.8 °C  Specific heat of ve...

Q: A certain weak base B has a base-ionization constant Kb of 5.9 × 10–4 at 25°C. If strong acid is add...

A: Ionisation constant Kb of base B=5.9×10-4  

Q: Which of the following most likely has the highest Ka? O H20 O HCI O HF O CH3COOH

A: The strength of an acid can be defined by the acid dissociation constant, Ka. The acid with higher K...

Q: Post-lab: plot pH values (y-axis) against total volume of added NaOH. From the graph find equivalenc...

A: Equivalence point: The point in titration at which the amount of titrant added is just enough to com...

Q: The following cation has a total of how many resonance structures?

A: To determine number of resonance structure for the given compound .,  

Q: Draw the chemical structure of 2-ethyl-N-

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Q: 5. In a test tube with a purple solution, the following reaction is in equilibrium. CoCl2(H O)s" + C...

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Q: Consider a d5 complex in tetrahedral symmetry. The dipole moment is found to be 1.73 μB. Is the comp...

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Q: Using the molecular orbital model, identify the correct (valence) electron configurations for the fo...

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Q: A 26.2 mL sample of 0.253 M trimethylamine, (CH3)3N, is titrated with 0.306 M hydroiodic acid. At t...

A: Given data :  1. 26.2 mL sample of 0.253 M trimethylamine, (CH3)3N  2 . 0.306 M hydroiodic acid.  To...

Q: wittig reaction experiment: Week 1 -》 preparation of phosphonium salt  Materials : triphenylphosph...

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Q: How would you find the vapor composition for when a mixture of 1,2-dimethylbenzene and methylbenzene...

A: Given: Mixture boils at 90 oC and 0.5 atm. Vapour pressure of methylbenzene at 90 oC = 53.3 KPa. And...

Q: Howdoyou draW the Smctue Of the intermediato that would occur intre nat step Er the fllaeing?

A: Concept: 

Q: Which of the following compounds exhibit d2sp3 hybridization? Write "yes" for molecules with d2sp3 h...

A: hybridization is the concept of mixing atomic orbitals to form new hybrid orbitals 

Q: The equilibrium constant K, for the reaction H2(g) + I,g) = 2 HI(g) is 54.3 at 430°C. Calculate the ...

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

Q: Considerr the following endothermic reaction. A(aq) + B(aq) = C(aq) + D(aq) K = 1X100 A solution is ...

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Q: - mL

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Q: molar mass

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Q: Which reagents would be useful in converting the following alcohol into an alkyl halide? OH ) NaBr i...

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Q: optional. Complete the reaction between a Brønsted-Lowry acid and base. Phases are HСІ + NH,

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Q: Which of the following statements is true of the acid–base properties of common cations and anions i...

A: Given statements are : a. The anions that are conjugate bases of strong acids are strong bases. b. T...

Q: What is the predicted product for the reaction shown? ÇI „NO2 NH NO2

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Q: A 0.280 M solution of hydroxylammonium has a pH of 3.30. What is the Ką of hydroxylammonium? O a. 9....

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Q: Determine

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Q: How many moles of NH₃ can be produced from 4.98 moles of nitrogen in the following reaction: N₂ (g) ...

A: Given :-  N₂ (g) + 3 H₂ (g) → 2 NH₃ (g)  No.of moles of N2 = 4.98 mol  To calculate :-  No.of moles ...

Q: Using Hess's Law calculate Koverall 4 NH3 ( +5 02 ( 4 NO () + 6 H2O () Koverall 2 NO () K 0.25 i) N2...

A: At equilibrium, the rate of the forward and the reverse reaction is the same and the concentration o...