Use of concentrated NAOH (lye or caustic soda) in soap preparation can produce a very basic product. A good soap tests between a pH 7 and 9; pH 10 is rather harsh; a pH of 11 means somethjng is wrong. How could you reduce the pH of your preparation?

Q: Pressure was exerted with a piston on molten naphthalene at 95 °C. The vapor pressure of naphthalene…

A: Temperature: 95°C or 368 K. Initial pressure (Pi): 1 bar and the corresponding vapor pressure is 2.0…

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Q: The acid dissociation constant K, of carbonic acid (H,CO,) is 4.5 x 10 '. а Calculate the pH of a…

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Q: how much of benzoyl Peroxide 10% is needed to be mixed with Eucerin cream to prepare 30 gram of…

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Q: A 10.000g sample of wter contains 11.9% H by mass. What would be the % H in 20.0000g sample of…

A: Given: % H in 10.00 g sample of water = 11.9%

Q: Compute for the PCl5 concentration in the given reaction at 78°C equilibrium. PCl3(g) + Cl2(g) ↔…

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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: (Q20) In the hydrosulfuric acid solution described in Q19, what is the equilibrium concentration of…

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Q: If the solubility of a drug is 3.8g/L and in chloroform 226g/L calculate its partition coefficient…

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Q: 7.2.5 moles of Ni-56 initially exist. Find the number of moles of Co-56 and Fe-56 after 20 days.…

A: please put the link properly(extra information),I will solve your doubt for sure. Thanks and happy…

Q: Rank the following substances from the least to greatest in terms of standard entropy (1 as the…

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Q: Using Hess's Law, calculate for the change in enthalpy of the given reaction. Calculate ∆ ? for…

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Q: Predict whether a 0.10-M solution of each of the following salts will be basic, acidic, or neutral.…

A: The acid and basic are the characteristics which will shown the nature of the solution.

Q: Every agent is rational in an unobservable environment. (True/False) Explain your answer

A: Every agent is rational in an unobservable environment. The Answer   FALSE.

Q: a. Determine the volume, in mL, of 4.00 M stock solution the student needs to prepare 250. mL of…

A: a.) To calculate the volume of stock solution needed , we would use dilution law.  b ) After…

Q: Draw three resonance structures for CS,. This species has its three atoms bonded sequentially in the…

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Q: Question 3 For each compound on the left, which compound on the right can be combined with it to…

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Q: The maximum value of the electric field in an electromagnetic wave is 2.0 V/m. What is the maximum…

A: As we know, in electromagnetic waves, Eo = cBo   C = Eo/Bo C = 2.998 × 10^8 m/s

Q: Liquid ethanol (C,H;OH) at 25°C, 1 atm enters an insulated reactor operating at steady state and…

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Q: Look at the Lewis structure below and determine the bond angle (See Table at end of problem). What…

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Q: in the esterification of acetylsalicylic acid phosphoric acid was used as a catalyst. Hydrochloric…

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Q: Consider the following data on some weak acids and weak bases: acid base Bo K, name formula name…

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Q: Which of the following best describes the O B. Fe3*] (3 x [OH]) OC Fe3+] + (3 x [OH"])3 OD…

A: Solubility equilibrium is as follows  Fe(OH)3(s) -----> Fe3+(aq.) + 3 OH-(aq.)

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Q: (ii) Which compound (A or B) will be the major product in this reaction? Give a reason for your…

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Q: Which of the following statements is TRUE? OA. Endothermic processes decrease the entropy of the…

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Q: Conjugated cyanine dyes are commonly used to label proteins and nucleic acid for spectroscopic…

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Q: Question 21 If 17.6 mL of 0.195 M HCIO4 are added to 7.36 mL of 0.0369 M CSOH, what is the final pH?…

A: It is an example of neutralization reaction we are required to find the pH of the solution

Q: Part B Calculate the entropy of each of the following states. (Figure 1) State (b). S = 0 J/K Submit…

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Q: Why is the first ionization of aluminum less than the first ionization of magnesium? Select all that…

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Q: NaOEt, ELOH (2)

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Q: mL of a 0.530M C2H5NH2 solution (Kb ver should be entered with 3 significant figures; do not enter…

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Q: Question 11 Flurbiprofen is a Non-Steroidal Anti-inflammatory Drug ( NSAID). HO Starting with an…

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Q: Which of the following mixtures has the highest buffering capacity? O A. 0.75 M H3ASO4/0.75 M H2ASO4…

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Q: Calculate the equilibrium constant at 250.0 °C.

A: Given data :

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Q: Question 26 Ksp for Pbl2 is 8.43E-6. What is the solubility of Pbl2 in g L-1? (molar mass: 461.01 g…

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Q: 5. What is the efficiency of a Carnot engine operating as heat engine between two reservoirs at 500K…

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Q: acidic, basic or neutral.

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Q: Question 11 Calculate the pH at the equivalence point for the titration of 60.7 mL of 0.574 M NH3…

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Q: Consider the titration of 100.0 mL of 0.200 M CH3NH2 by 0.100 M HCl. Calculate the pH for through…

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Q: Which of the following acids would be best to form a buffer with a pH of 2.21? O A. HCN pKa = 9.31…

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A: The answer is given below

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.