Show complete calculations for the pH of a 0.115M solution of ammonia. The Kb for ammonia is 1.8 x 10-5.

Q: Determine the mole fraction of the solute in the given solution; 100g C2H6O in 100.0 g H2O. Show you...

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Q: What volume of aztreonam (50 mg/ml) must be added to 500 ml of Mueller-Hinton broth to yield a solut...

A: Formula used: C1V1=C2V2

Q: Given the following data and the Amax determined in the previous questions, determine: 1) the molar ...

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only. ...

Q: 2NO(g) +O2(g) →  2NO(g) The following kinetic data were obtained for the initial rates of disappear...

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Q: how long

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Q: The solute like component of a colloid

A: The size of the particles between 1nm - 1000nm in solution is generally called as colloidal solution...

Q: Sample.sakulatim Show your work for the following caleulations uning data from sample E a) Initial s...

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Q: QUESTION 25 Which is true regarding the C-F bond in the compound shown below C-H :F : O it is ionic ...

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Q: Compound Mol. Wt (g/mol) Density (g/mL) b.p. (°C) m.p. (°C) 2-Methyl-2-propanol 74.12 0.786 ...

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Q: Why does the reaction of t-butanol with sulfuric acid gives the elimination product isobutylene wher...

A: Below attached file showing the details answer All the best. 

Q: Develop a general equation for the standard heat of reaction as a function of temperature for one of...

A: Heat of reaction is calculated as follows Let a general equation-                         aA + bB → ...

Q: Calculate the minimum amount of air required for complete combustion of 1 kg of normal butane C4H10-...

A: Butane + oxygen → carbon dioxide + water C4H10(g) + 132O2(g) → 4CO2(g) + 5H2O(g) Now,  Molar mass of...

Q: Example 6.25 A galvanic cell consists of a metallic zinc plate immersed in 0.1 M zinc nitrate soluti...

A: In a typical galvanic cell, the electrode with higher(oe less negative) standard reduction electrode...

Q: The value of K, for the reaction is 67.0 at 945 °C. What is the equilibrium partial pressure of HI i...

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Q: 2. Fill in the blanks. symbol element capital atom lowercase two solid a) All mater is made up of ti...

A: All questions are based on general inorganic chemistry related to definitions.

Q: a d h Br

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Q: Use the Bohr model to calculate allowed energy levels of one-electron atoms Is there an energy level...

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Q: In the compound below, which specific atom is most likely to get attacked by nucleophiles? Use the n...

A: Nucleophiles are electron rich compounds.

Q: CH2=CH(CH2)4CH3 Give the Expanded Structure and IUPAC Name

A: Expanded structure of CH2=CH(CH2)4CH3 = ?  IUPAC name of this molecule = ? 

Q: HO OH HO

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Q: Consider the equilibrium system described by the chemical reaction below, which has a value of Kc eq...

A: The given reaction is : Kc for the reaction = 7.1 x 10-4

Q: 41. Consider the following reaction: 2 NO2 (g) + C2 (g)→2 NO;CI (g) If 21.0 g of NO2 and 20.0 g of C...

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Q: molecular formula.

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Q: CH2=CH(CH2)4CH3 Give the Expanded Structure and IUPAC Name

A: The IUPAC name of the molecule is hept-1-ene.

Q: From the pH data on the blackboard, arrange the following acids in order of increasing Ka (weakest a...

A: Higher the acidic strength greater will be the ka value.

Q: O, - CO 2e) H,O _H,PO4(aq) _H,Ou Ca(Н,РО as(PO)(OH)s + Ozie) _CO: + H,O _H,0 +

A: According to the question, we need to balance the chemical reaction. Reaction 01: C2H18 + 0₂  ----&g...

Q: A) What pH should the solvent system be to perform TLC on a sample suspected of containing noscapine...

A: A) Because the putative molecule is slightly acidic, we must utilize a solvent solution that is very...

Q: the given compounds. Write your answers on the space/field provided. Separate the reagents with a co...

A: The answer is as follows:  

Q: 3. Rank the following in order by the rate in which they could participate in an SN1 reaction (“1" b...

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Q: How to calculate grams of aluminum chloride using 2AI + 6HCI -> 2AICI3 + 3 H2 formed with 135 g of A...

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Q: The following data represented the concentration of ofloxacin present in chicken meat samples: 4.17,...

A:  Percentage relative standard deviation is given by formula  % relative SD =(standard deviation / me...

Q: Part III. Draw the structure of the following organic compounds. 1. 6-ethyl-2-octyne 2. 4-ethyl-2,3-...

A: It is very important to assign correct position of the substituents mentioned while drawing structur...

Q: For the following molecules, suggest two retrosynthesis pathways with their synthetic equivalents. (...

A: Here we have prepare the following compounds by two retrosynthesis pathway

Q: Write a net iconic equation for the reaction that occurs when strong base (use OH− for strong base) ...

A: we can predict the reaction of the different constituents of the given buffers with acids or bases b...

Q: Match the description with the corresponding example: а. HF b. NH3 1. A charged, amphoteric molecule...

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Q: 4. Propose a structure(s) for the product(s) of the following reactions. O,N. HO NaH H2SO4, HNO3 H2S...

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Q: The diagram below represents the layout of a typical single-beam UV-Vis, explain the function of eac...

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Q: Explain, on the molecular level, how Tin (II) chloride, SnCl2, dissolves in water

A: Hydrolysis A type of chemical reaction which involves the interactions between water and chemicals. ...

Q: CH=C-CH2-CH2-CH3 + H2 Pt, Pd, or Ni A) + HBr в) C)

A: The product of the above organic reaction is given below

Q: calculate the concentration of nitrate ion in a solution of 0.10 m barium nitrate solution following...

A: According to electroneutrality principle, one mole or equivalent of barium nitrate gives one equival...

Q: II. Analysis. Given below is a schematic diagram for a simple analysis of a novel tetrasaccharide is...

A: D- fructose.  B- glucose . C - galactose . As A gives Benedict's test: (+) Seliwanoff's test: (-) Bi...

Q: A 50.0 mL juice extract is colorimetrically assayed using Nelson’s test. One milliliter (1.00 mL) of...

A: Given: 50 mL of original juice is used. 1 mL of the original solution is used to give absorbance of ...

Q: determine the MOLARITY of HCI in a solution of 200mL where 0.20g of HCL is present. (MW 36.46g/mol)

A: The molarity of the solution is 0.0274 M.

Q: What is the molar absorptivity of cobalt at λmax of copper?

A: The data given is,

Q: Draw the Haworth structure of the tetrasaccharide.

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.69 kg sample ...

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Q: If 18 mL of methanol is used to make an aqueous solution that is 15% methanol by volume, how many mi...

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Q: Latimer diagrams for oxygen and iron under standard conditions are shown below. (a) Write down two ...

A: Given ,  Latimer diagram  O2   → +0.68 V   H2O2 →+1.78 V     H2O

Q: Using the Arrhenius equation to calculate Ea from k versus T data The rate constant k for a certain ...

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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.