A buffer solution is 0.339 M in H3PO4 and 0.382 M in KH₂PO4. If Kal for H3PO4 is 7.5 x 10-3, what is the pH of this buffer solution? pH = A buffer solution is 0.435 M in HF and 0.256 M in NaF. If K, for HF is 7.2 x 10-4, what is the pH of this buffer solution? pH =

Q: what is the molar solubility of a saturated solution of magnesium hydroxide Mg(OH)2 in water? the…

A: The given data: Ksp of Mg(OH)2 is 1.2 x 10-11 The the molar solubility of a saturated solution of…

Q: Of the hydrocarbons listed below, which is the strongest acid? A. B. CH₂-CC-CH₂ H-C=C-CH₂ C. H₂C=CH₂…

A:

Q: 10. Calculate the enthalpy change upon converting 1.50 g of water at -45.0°C to steam at 115.0 °C…

A: Answer: Enthalpy change for the given process will be equal to the total heat gained during the…

Q: Aside from Zn2+ complexes like [Zn(OH)4]2-, Sc3+ complexes like [Sc(NH3)6]3+ and [ScCl6]3- are also…

A: The complex contains upaired d electron .The colour of the complex compound is due to d−d electronic…

Q: 1 A M Question 16 CH3 Assign the stereochemistry as R or S.

A: RS nomenclature: The RS nomenclature is an important nomenclature system for denoting the…

Q: 16. A plot of the reaction? a. second b. first versus time is linear for the reaction D→E. What is…

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

Q: Reaction of 1-butanol with CrO3 gives. O Butanoic acid Propanoic acid O2-Butanone O Butanal as the…

A: CrO3 is an oxidizing reagent. It means it oxidizes other and reduces itself.

Q: H H

A: pKa is around 8.5 , therefore it is slightly basic in nature.

Q: A student wants to know the number of food Calories in their favorite snack. They burn their snack…

A: Given, Mass of water = 200g Water temperature before burning= initial temperature= (Ti)=  25oC.…

Q: c) After treatment of 2-methylpropene with peroxyacetic acid (CH3CO3H), write the mechanism with…

A: Organic reaction mechanism

Q: In the reaction below, which is/are the major product(s)? НО НО O I only O neither I nor II O II…

A: In this question, we will find out the major organic product ( I ) or ( II ) or both.  H+ ion attack…

Q: QUESTION 10 Match the description to the bond type or theory. Head-to-Head Overlap Side-to-Side…

A: Sigma bond head to head overlap Pi bond side overlap

Q: 9 Give the organic product: CH,CH,CH, CECH -NH₂ 1) NINH, 2) CH₂CH₂I B. D.

A:

Q: 5 What is the organic product? A. OH CH₂ (1) HgOAc₂ + H₂O (2) NaBH B. OH CH₂ C. он D. OH CH3

A:

Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

A:

Q: Give the starting material. (a) (b) a Ob C Br (c) Br 0⁰ (d) Mg MgBr MacBook Air

A: Alkyl halide reacts with metal(Mg) in presence of dry ether to give Grignard Reagent.

Q: Show how to bring about the following transformation.

A: A question based on ether synthesis. An aralkyl halide is prescribed for which the corresponding…

Q: Br H These two structures, shown as Fischer projections, are: CH3 H₂C -H -CI Br CI- CH, a)…

A: The given fisher projection is as follows,

Q: es) & A 13 5 Paragraph Accessibility: Good to go f4 IDI Y V Which of the following statements is…

A: The third statement is incorrect. Reason:- The secondary structure is related to the local…

Q: go Which of the following statements is incorrect. The quaternary structure is related to the linear…

A: The first statement that is " The quaternary structure is related to linear arrangement of the…

Q: The specific heat of lead is 0.13 J/g oC.  How many joules of heat would be required to raise the…

A: Given, Specific heat of lead (Cp) = 0.13 J/goC. Mass of lead (m) = 35g Initial temperature (T1) = 22…

Q: 13. The stable nucleus formed when an unstable nucleus of 137 Ba emits a gamma ray is 56 a) Ba 137…

A: A question based on nuclear reactions. Reactant of nuclear reactrion is prescribed for which the…

Q: Given the two reactions 3. PbCl₂ (s) 4. AgCl(s) Pb²+ (aq) + 2Cl(aq), K3 = 1.85x10-10, and Ag+ (aq) +…

A: Characteristics of equilibrium constant are : - If the equation (having equilibrium constant K) is…

Q: 2-methylpropene

A:

Q: Which of the following might a biologist choose to study? OA. The effects of ultraviolet light on…

A: A biologist is defined as  a scientist who studies about living organisms which includes both plants…

Q: How many molecules of CH40 are in 22.0 g of CH40?

A: Answer: Each mole of a substance contains the number of particles equals to Avogadro number.   Given…

Q: term symbol for given electron configuration: 2s12p3 2s22p13s1 2s22p13p1

A: The formula used to calculate the term symbol for the given electronic configuration is given below-…

Q: Chlorine pentafluoride gas is collected at 26.0 °C in an evacuated flask with a measured volume of…

A:

Q: Draw and explain the mechanism of substitution of 3-bromopentane in the presence of ammonia.…

A:

Q: Consider the following reaction, which takes place at room temperature: Et H Me OH i) TosCl, pyr ii)…

A:

Q: 21 Give the organic product. H A. CH; Br Br₂ Br H H + enantiomer Br Br CH₂CL₂ CH3 CH3 ? B. D. of Br…

A: 21) when Bromine is added to alkenes , electrophilic addition reaction takes place  to form trans…

Q: How do I find out how many protons an atom has?

A: We have to find out the number of protons in an atom.

Q: Enzymes only have primary and secondary structures. True false

A: Biological polymers that catalyze biochemical reactions are what are known as enzymes. Most enzymes…

Q: Alcohols (R-OH) react with aqueous acid (ex. H2SO4/H2O). In the process, the O of the alcohol is…

A: SN1 nucleophilic substitution unimolecular reaction and mixture of inversion and retension products…

Q: 10. Write out the mechanism (intermediate/transition state) for this reaction. Indicate…

A:

Q: 10. Write out the mechanism (intermediate/transition state) for this reaction. Indicate…

A: Markovnikoffs rule - in an addition reaction , the  negative part of the addendum attaches itself to…

Q: Ban as Foster is an example of a dessert that is flambéed. One chef claims their Bananas Foster…

A:

Q: If a stable atom has 6 protons and 9 neutrons, the atomic number would be ________.   Group of…

A: Given: The number of protons in a stable atom = 6 The number of neutrons in the atom = 9 We have to…

Q: Which of the following statements is incorrect. 1.The quaternary structure is related to the linear…

A: Explanation:  primary protein are only linear chain protein, therefore 1st option is incorrect.  2nd…

Q: QUESTION 9 An expanded valence shell is only possible for period orbitals. (metals or non-metals)…

A: An expanded valence shell is only possible for non-metals from period 3 or higher because these…

Q: what are the bronsted lowry bases in this reaction?

A:

Q: Using Periodic Trends choose the bonds in this set, in order of decreasing bond strength: C=O, C-O,…

A:

Q: b) Write out 3 preparations of 2-methyl-2-butanol, using a different starting material for each one.…

A:

Q: What is the total combined volume of all the products if 30 L of propane gas, C3H8(g), is…

A: To find out the combined value, first write the balanced reaction for a combustion of propane gas.…

Q: 1. Please asssist in classifyiing annd differentiating the grooups of the cations and the…

A: cations can be classified into several groups based on their characteristics and properties. These…

Q: 26 27 30 Question 1: Atom X has 3 isotops: XX, and X what is average atomic mass of X ? 26 27…

A:

Q: At 298K and 1.2 atm, how many liters of H₂ gas would that be? (R=0.08206 D Latm/mol K 6 HCl (aq) + 2…

A: Given: Temperature = 298 K Pressure = 1.2 atm R = 0.08206 L atm/mol K

Q: Consider the synthetic sequence shown below. In what order would you ar O i, iii, ii O ii, iii, i O…

A:

Q: 8 What is the organic product? A. I B. + HI C. D. ?

A:

Q: ОН ОН ОН о -H2O

A: The dehydration of  the given compound takes place with following products: Out of the above…

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.