A solution of known concentration used in a titration is called:   a. a saturated soluton   b. an indicator solution   c. a standard solution   d. a buffer solution

Q: B. Charles's Law Consider you have the set-up as shown Figure 2, where you 1. Half-fill a 400-mL…

A: A question base on properties of gas that is to be accomplished.

Q: A sample of nitrogen gas at a pressure of 585 torr and a temperature of 28.0°C, occupies a volume of…

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Q: What is the molarity of a solution that is prepared by dissolving 5.61 grams of KOH in enough water…

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Q: 1. A reaction has an equilibrium constant Kp = 0.018 at 25°C. Calculate the standard free energy…

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Q: The esterification reaction of 1 mL each of 1-propanol and propanoic acid is catalyzed with 2-3…

A: Esterification reaction

Q: 2. Calculate AH for the reaction: CH4 (g) + 4 Cl2 (g) CCI4 (g) +4 HCI (g) Use the following…

A: We have to calculate ∆Hrxn for the reaction CH4(g) + 4Cl2(g) → CCl4(g) + 4HCl(g).

Q: Part A Consider the reaction: 3Ba(a)+N2 (9)BayNa(s). Part B on How many moles of nitrogen gas react?…

A: 3Ba(s) + N2(g) ---> Ba3N2(s)

Q: n a complexometric titration experiment: Determination of Water Hardness, solve for the missing…

A: Na EDTA, Disodium Ethylene diamine tetra acetic acid (Na2H2C10H12N2O4 or Na2H2Y) reacts with Ca2+…

Q: Which of the subshell designations are possible and which are impossible?

A: According to quantum mechanics, there are four types of quantum numbers. The electrons are filled in…

Q: Weight of CaCO3 (g): 0.2003g Trial Volume of EDTA (mL) Molarity of EDTA (M) 1 8.60 2 8.50 8.55…

A: 1 mol EDTA neutralises 1 mol of CaCO3

Q: Which of these pair will form a compound?

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Q: Which of the following can be char O NaHCO3 O NH3 O Ba(OH)2 O CHOOH

A: Base are the substance  which can donate a pair   of electron according to Lewis  concept of acid…

Q: 2. What is the molarity of a solution that contains 12.1 grams of Silver nitrate that has been…

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Q: Which of the following is the conjugate base of water? NaOH 02- OH- H30+

A: The conjugate acid-base pair is differ by a proton and the conjugate base has one proton less than…

Q: QUESTION 6 If 45.43 mL of distilled water at 94.20 °C is added to 42.74 mL of distilled water, in a…

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Q: 1 Heating complex A in the presence of olefin B leads to complex C. An intermediate (X) is generated…

A: Let us discuss the reaction.

Q: QUESTION 1 Which are the spectator ions in the reaction between aqueous lithium hydroxide and…

A: Spectator ions: Spectator ions can be define as the ions which are present on both reactant side and…

Q: Which are the spectator ions in the reaction between aqueous calcium chloride and aqueous lithium…

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Q: Section 17.4. You can click on the Review link to access the section in your e Text. Determine the…

A: The answer is attached below

Q: 7. Cooperative hydrogen bonding can be defined as:

A: Cooperative hydrogen bonding can be defined as

Q: Be sure to answer all parts. Complete the following nuclear equations and identify X in each case:…

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Q: Grve Gore the mechanism ! ^mg Br in the THF H204 inTHE then Hhot

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Q: Consider the following equilibrium system: 302 (8) = 203 (8) At a particular time, the rate of O…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

Q: If 88.7 g of AgNO₃ react with 28.6 g of H₂SO₄ according to this UNBALANCED equation below, what is…

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Q: Consider these two entries from a fictional table of standard reduction potentials.…

A: We have to calculate the standard potential of cell.

Q: e mass of pure aluminum produced.

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Q: Aluminum hydroxide (Al(OH)3 - solubility product of 1.3x10-32), a waste product from several…

A: Given that value of solubility productKsp of AlOH3 is 1.3×10-32We have to find the solubility of…

Q: What could be the reason for having higher boiling point for water than ethanol (C2H5OH).? It is…

A: The boiling point of water is higher than that of ethanol because

Q: from H =H + enatiomer Br 3. Hz, Pd, Lindlar's catalyst 4. H,C A 1. NANH2, NH, 2. Br 1. NANH2, NH, 2.…

A: ->NaNH2 is base which can abstract most acidic hydrogen and form nucleophile.which can give…

Q: Choose the BEST reagent for carrying out the following conversion: A LPAMaBe, ether 2. HO C…

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Q: an isotope with 25 electrons and 28 neutrons Express your answer as an isotope. ΑΣφ DA chemical…

A: Part C An isotope with 25 electrons and 28 neutrons:

Q: ne concentration in um

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Q: Calculate the pH of a solution when 21.0 mL of 0.050 M hydrazine (N2H2, Kb=8.9E-7) is titrated with…

A: pH of a weak base titration with strong acid can be determine using Henderson hasselbalch equation.

Q: When solid KCl dissolves in water K + cations and Cl - anions leave the solid crystal and are…

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Q: proper formulas:

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Q: How many molecules of carbon monoxide (CO) needed to react with-excoss trOn () oxide-(E03) to…

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Q: A gas that has a volume of 28 liters, a temperature of 45 °C, and an unknown pressure has its…

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Q: Consider the following two reactions for the production of ethanol. (1) C2H4(g) + H20(g) →…

A: The reactions given for production of ethanol are  1. C2H4 (g) + H2O (g) → CH3CH2OH (l) 2. C2H6 (g)…

Q: QUESTION 5 If 0.91 liters of 1.6174 M strontium nitrate is diluted to a final volume of 926.7858 mL,…

A: Initial volume of solution = 0.91 L = 0.91 * 103 mL initial molarity of solution = 1.6174 M Final…

Q: NH3g) + HC(G) the equilibrium concentration of HCI when 0.237 moles of NH,Cl(s) are introduced into…

A: As we can see, it is heterogeneous equilibrium.  And pure solid and pure liquids are not included in…

Q: Draw and label a strcture of: Cervonic acid 22:6 Δ4,7,10,13,16,19. This is a fatty acid found in…

A: We have to draw structure and label it .

Q: What is the pH of a solution made by mixing 100.mL of 0.0500 M HCIO4lan) and 50.0mL 0.0400 M KOH(an?…

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Q: E°cell

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Q: What is the pH of a 0.100 M solution of generic diprotic acid, which has a Kat of 2.1 x 10-5 and Ka2…

A: Given: The Ka1 of a generic diprotic acid = 2.1×10-5 The Ka2 of the acid = 3.1×10-9 We have to…

Q: SHOW SOLUTION_PHYSICALCHEMISTRY: 4.4 kg of carbon dioxide gas, CO2 , undergo isothermal expansion at…

A: The answer of the given question is -227 kJ. But there is no option of -227 kJ  (When gas expand the…

Q: Write the condensed (noble-gas) electron configuration of barium.   Write the condensed (noble-gas)…

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: Ezdom form a synthetic pathway 6or tauget molecule. Stayting mateals must a maximum of 6 Carbons and…

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Q: A chemist prepares a solution of copper(II) fluoride (CuF,) by measuring out 0.022 g of copper(II)…

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Q: The molar heat capacity of solid aluminium is 24.4 J K −1 mol−1 at 25∘C. What is the change in…

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Q: Which of the following give(s) the correct order of electron affinities? O Li > Na > K > Rb Na > Mg…

A: Electron affinity :As one electron is added to neutral gaseous atom, it produced a negatively…