: Determine the pH of a .25 M CH3NH3Cl solution (Ka for CH3NH3+ = 2.3*10^-11)(Show the dissociation equation for salt. Show the reaction of CH3NH3 ion in H2O)

Q: The distance from the sun to Earth is 1.50 x 108 km. The speed of light is 3.00 x108 m/s. How many r...

A: Given, Speed of light - 3.00 × 108 m/s. Distance between sun and the earth - 1.50 × 108 km = 1.5 × 1...

Q: The concentration of hydroxide ion in an aqueous solution at 25°C is 5.2 × 10⁻⁴ M. What is the conce...

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Q: 4. Given the following reaction, calculate AH°, AS°, and AG°. (25°C) 2P (s) 10 HF (g) → 2 PFs(g) + 5...

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Q: Namethe chemical compound, K-0. Uselowercase letters only. Your answer Namethe chemical compound, P-...

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Q: 7. What happens to the average kinetic energy of the substance in Region II of the cooling curve? Re...

A: 1) we know kinetic energy is directly proportional to the temperature. In the given graph the region...

Q: Supply missing info

A: To Supply missing information.,

Q: Solve the given problems with complete solution. Consider the following reactions: 3 Ni 2* (aq) + 2C...

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Q: How do learnings about (Introduction to Science, Technology, and Society; Scientific Revolution) and...

A: The Scientific RevolutionThe logical insurgency was the rise of current science during the early pre...

Q: (38) (a) For the Xee) atoms at 250K, considered to be an ideal gas, indicate in the distribution fun...

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Q: How do you calculate for the equilibrium or solubility constant of a dissolution reaction given the ...

A: To Calculate equilibrium or solubility constant of a dissolution reaction given the ionic strength a...

Q: А. В. В. С. C. 7. 8. Cl А. А. В. В. С. С. 9. 10. Br А. В. В. С. С.

A: Detail solution is given below

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...

Q: B+C B the change in the equilibrium constant Kc that would occur in each he temperature of the react...

A: As we know, by increasing temperature  Kc is increases for endothermic reactions while decreases for...

Q: 0- + CH;CH2NH2 a. Draw the structure of the tetrahedral intermediate INITIALLY-FORMED in the reactio...

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Q: Carbonate buffers are important in regulating the pH of blood at 7.40. If the carbonic acid concentr...

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Q: Name the molecule

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Q: 4. Given the following reaction, calculate AH°, AS°, and AG°. (25°C) 2P (s) 10 HF (g) → 2 PFs(g) 5 H...

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Q: Transmittance %T

A: This Question is based upon IR Spectroscopy.

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

Q: What structural characteristic is shared by the aldehydes and the ketones? A) They both are straigh...

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Q: A sample is analyzed for chloride using the Volhard method. What is the percentage chloride as NaCl ...

A: Given, Weight of sample: 303.0 mg AgNO3 used: 40.00 mL of 0.1234 M KSCN used: 12.20 mL of 0.0930 M M...

Q: Give the synthesis mechanism for following molecule from methane, ethane or benzene. give clear hand...

A: Here we have to synthesize the target compound from starting material benzene or methane and ethane ...

Q: ? OH

A: Detail mechanistic pathway is given below along with specific reagents 

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

A: There are various types of functional group in organic chemistry-  Some of them are- Alcohols, alkyl...

Q: A 15.0-L solution contains 0.100M Cr*, Ag*, and Fe2". A chemist will add solid KOH to the solution. ...

A: Given :  Volume of solution = 15.0 L  Concentration of Cr+3, Ag+ , Fe+2 = 0.100 M   

Q: The data below was measured for the decomposition of a reactant, A. Indicate the order of the reacti...

A: Order of reaction is 2 rate = k(A)2

Q: Which set of reagents can confirm that sulfate ions are present in two unkown solutions? a.1.0 M N...

A: Solution: Test for sulfate ions Sulfate ions SO42-, are detected using barium chloride / barium nit...

Q: The reactant shown, having an axial p-toluenesulfonate in its most stable conformation, undergoes pr...

A: Cyclohexane undergo elimination reaction in presence of base if there is an anti H is present in axi...

Q: Which of the following statements are true? Explain. I. If a molecule has a plane of symmetry it is ...

A: Given statements are : I. If a molecule has a plane of symmetry it is achiral.II. If a molecule has ...

Q: If you have 4 moles of CH4 molecules, how many C atoms do you have? O 4 16 4 moles 16 moles

A: The number of Carbon atoms in 4mol of CH4 is given below

Q: When a mixture of ethyl butyrate and methyl acetate separated by fractional distillation. How do the...

A: A mixture of methyl alcohol and ethyl alcohol can be separated into components by using a separating...

Q: Which of the following alkenes will produce only one product on hydration? A) 4-octene B) 3-hepten...

A: Alkanes reacts with water in acidic medium gives alcohol.

Q: The gas-phase reaction of NO with F2 to form NOF and F has an activation energy of Ea = 6.30 kJ/mol ...

A: Minimum  energy needed for the completion of reaction is known as activation energy.

Q: Starting from acetylene and alkyl halides not longer than 4 carbon atoms, show the synthesis of 3-oc...

A: This question is an example of conversion . In this  by using given reactants and set of reagents 3-...

Q: A 0.25 M NaOH is to be standardized with KHP. How much 100% KHP (204.22 g/mol) should be weighed so ...

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Q: 5. a. Would you expect Frenkel defects for anions to exist in ionic ceramics in relatively large con...

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Q: O Using the equilibrium shown below, fill in the table showing which way each stress would shift thi...

A: According to Le Chatelier's Principle if a system in equilibrium is subjected to any external change...

Q: 4. Using resonance structures, show how the intermediate is stabilized in the reaction of p-chloroni...

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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: At the pressure of 1.68 atm, the enthalpy of fusion is 4.96 kJ/mol at freezing point 140.83 K and en...

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Q: >C=O?

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Q: Which of the following does not have the same (E or Z) designation? Select the correct response: H3C...

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Q: Calculate the pH, pOH, [H*], & [OH] of a 0.025M Ba(OH)2 solution.

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Q: 18. Ammonium bicarbonate, which was classically obtained from deer antlers, is still used for baking...

A: This question can be solved by basic mole concept

Q: A chemical engineer must calculate the maximum safe operating temperature of a high-pressure gas rea...

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Q: 4. A sample of 0.892 g of potassium chloride (KCI) is dissolved in 54.6 g of water. What is the perc...

A: Given data from the question--- mass of KCl =0.892 g mass of water =54.6 g percent by mass of KCl = ...

Q: A colloidal suspension of negatively charged particles is to be destabilised by the addition of a sa...

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Q: UmV for NAD+, fumarate, O2 and ectively, calculate the free energy for a pair of electrons originati...

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Q: HCI (1 equiv) Draw 1,2-Product + Draw 1,4 Product

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Q: CH3 CH 5-5-5

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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.