How would I find the pH of the two-component solution 0.115 M in NaCl and 9.56×10−2 M in KF?

Q: What is the enthalpy of formation (AH°;) of NaHCO3(s) from its constituent elements?

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Q: Be sure to answer all parts. Calculate the number of cations and anions in each of the following com...

A: To calculate the number of cations and anions the number moles of the compound required. 

Q: A buffer solution was prepared by mixing 30.0 mL of 0.250 M HCSH303 (furoic acid) with 20.0 mL of 0....

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Q: (5) CHy CH --OH (k) CH 3 CH, NHCH, CH, a) CH,- CH2

A: The given organic entities exclusively consist of C, H and hetero atoms mainly oxygen and nitrogen. 

Q: Answer the following questions: 1. Name more than one condition that could result in the degrada...

A: 1. Answer - According to the question - More than one condition that could result in the degradation...

Q: c) Draw the structures of all the products formed when the compound below is dehydrated with: "OH AI...

A: Here the reaction of 2-methylcyclohexanol react with two different reagent and undergo dehydration. ...

Q: At a certain temperature the rate of this reaction is first order in HI with a rate constant of 7.09...

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Q: 1. KMNO4, OH- (warm) 2. H3O* Select to Draw

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Q: Describe how energy affects solution formation

A: To make a solution we need solute and solvent. Solute is present in less quantity as compared to sol...

Q: he H NMR spectrum of a molecule with molecular formula C3H,Cl, has a quintet at 2.19 ppm, and a trip...

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Q: 2. A calorimeter and its contents have a heat capacity of 70. J/°C. A reaction occurs in this calori...

A: Given:  heat capacity = 70 J/0C Change in temperature, ∆t = 10.5 0C Moles of product formed, n = 1 m...

Q: A 3.682 g sample of K2CO3 is dissolved in enough water to give 375 mL of solution. What is the pK+ o...

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Q: N2O4(9) → 2 NO2 (9) A, H° = 55.3 kJ mol- What pe At 298 K, a reaction vessel initially contains 0.10...

A: Given data set: T1= 298 K P= 0.100 bar T2= 373 K ∆H = 55.3 KJ/mol K1= 0.32038 K2= ?

Q: es of 25 A diameter, find: a) number of surface atoms Ns. b) number of volume atoms Nv. (or bulk ato...

A: Given as, Diameter=2.5nm,Radius=1.25nm,volume=43 πr3 =43 ×3.14×1.253 =8.18nm3

Q: Q.6: In given diagram, explain Tg and Tm for different materials? Liquid Glass Semicrystalline solid...

A: The given plots in the question clearly discusses about the phase change behaviour of several substa...

Q: 0.1 a) Account for the differences observed in the pka vatues of the following saturated heterocycle...

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Q: Glucose levels are routinely monitored in patients suffering from diabetes. The glucose concentratio...

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Q: Suppose a 0.48M aqueous solution of phosphoric acid (H,PO,) is prepared. Calculate the equilibrium m...

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Q: how to calculate delta H in this picture by using Excel program?

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Q: What is the test to identify the haloalkane functional group?

A: Test of haloalkane:- When hydrogen of alkane group is substituted by halogen, then the compound form...

Q: For the next three questions, consider the reaction A(g) + 2B(g) → 2C(g) + 2D(g) and associated that...

A: Rate of the reaction depends on a number of factors as discussed in the following step. 

Q: a H d Select the correct stereochemistry for this molecule O R O s meso

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Q: h д The energy operator for a time-dependent system is - 2πί θt A possible eigenfunction for the sys...

A: Probability density = ∫ψψ*dτ where ψ = given function = ψ (x,y,z)e-2πiEt/h and ψ*= complex conjugate...

Q: True or False  If a rate law can be written from the slowest step in the mechanism that matches the ...

A: The sum of the exponent term in the rate law for a chemical reaction is known as the order of the re...

Q: Determine the bond order for the nitrogen-chlorine bond in NCl.

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Q: A calorimeter has a heat capacity of 35.45 J/C. When 100.0 mL of a strong acid at 23.1°C is mixed wi...

A: Given  Specific heat of calorimeter 35.45J/°C  Specific heat of solution = 4.10J/g°C  Initial temper...

Q: Solve the principal-agent problem with a risk averse agent under the cost function c(a) = 0.5a. %3D

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Q: Determine the pH c

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Q: Consider the reaction A(g)   +   2B(g)   →   2C(g)   +   2D(g) and associated that was collected at ...

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Q: What is the mole to mole ratio between the K2C2O4⋅H2O and the precipitate? What is the mole to mole...

A: K2C2O4⋅H2O is potassium salt of oxalic acid and its name is potassium oxalate monohydrate CaCl2⋅2H2O...

Q: The Cl-C-CI bond angle in the CCI20 molecule (C is the central atom) is sligh: a) greater than 90° O...

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Q: For the reaction below LOH H20 10% 60% Propose a mechanism for the reaction. Draw energy diagram for...

A: The given reaction is acid catalyzed reaction. In first step the lone pair on oxygen of alcohol grou...

Q: Given the following balanced equation, determine the rate of reaction with respect to [H2] N2(g) + 3...

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Q: We have 4 test tubes filled with aqueous solution, one of which is definitely yellow. Use the inform...

A: A question based on qualitative analysis that is to be accomplished.

Q: Under certain conditions the rate of this reaction is zero order in ammonia with a rate constant of ...

A: For reaction ., 2NH3 --------> N2 + 3H2  Rate constant , K = 0.0096 M/s Reaction follow zero orde...

Q: Explain how does a solution butanoic acid and potassium butanoate can function as a buffer solution?...

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Q: QUESTION 8 Hydrogen bromide, HBr, is a strong electrolyte in water. What is the boiling point elevat...

A: The molality and elevation of boiling point can be calculated as 

Q: In the resonance form of ozone shown below, the formal charge on the cen- oxygen atom is ... .. 0 0 ...

A: Formal charge is define as the charge on the atom appears after forming bonds with atoms. The formul...

Q: Which of the following pairs of compounds will react to form a precipitate? Why? calcium chloride a...

A: The solubility of an ionic compound in water depends on the nature of the ions present in the ionic ...

Q: Broadening of Concept: 1. How partial pressure is determined in a mixture of gasses? 2. What will ha...

A: 1. How partial pressure is determined in a mixture of gasses? 2. What will happen to a gas when pres...

Q: The concentration and absorbance data below were collected for compound X. A sample of compound X of...

A: Absorbance is related to concentration by the following relation. A=εclwhere,A=absorbancec=concentra...

Q: (a) 63Cu Protons Neutrons Electrons

A: Given :- (a) 63Cu  (b) 32S  To determine ;  total protons,electrons and neutrons in above cases

Q: 890 kilojoules per mole of energy heat is released when methane is burned at constant P. Write the b...

A: Heat released on burning 1 mole methane at constant pressure = 890 kJ Mass of methane = 5.8 g Molar ...

Q: Learning Task 3 Directions: Write v if the sample is matter and X if not. Write your answers on a se...

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Q: CH3 CH;-CH,-C-CH,-CH2 CH2 ČH3 CH; What is the systematic name of the structure shown? O 3-ethyl-1,2-...

A: We have to write the Correct IUPAC NAME FOR THE GIVEN COMPOUND.

Q: MULTIPLE CHOICE QUESTION Thomson's idea of the atom looked like chocolate chip cookies because elect...

A: JJ Thomson give atomic model and describe that two types of particles ( proton and neutron ) is pres...

Q: Draw and explain the reaction mechanism for the following reaction:   cycloheptylamine + chloropro...

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Q: NH3 (g) + HCl (g) = NH4Cl   what type of reaction is this?   NH4Cl (s) is a solid

A: The given reaction is, NH3(g) + HCl(g) ---> NH4Cl(s)

Q: Refering to the figure below. In the reaction, one reactant (call it A) tranforms into one product(c...

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Q: QUESTION 10 What is the osmotic pressure (N) of a solution containing 0.125 mol of a nonelectrolyte ...

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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.