what is the Average mL of NaOH used = What is the Molarity of the HCl   =                                                  what is the pH of the HCl  =

Q: Interaction energy (cm-¹) 100 50 -50 -100 3.0 4.0 5.0 6.0 7.0 8.0 R (A) Given the interaction energy…

A: Interaction energy diagram of Ar2 molecule is given .

Q: 6. If the cell potential in the previous problem (5) is 0.485 V, what is the [CI] in the cathode…

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Q: Mg(s)-> Wire (V) Voltmeter Salt bridge Wire Mg2+(aq) Ni2+(aq) Mg(s) + Ni2+(aq) →→→ Mg2+(aq) + Ni(s)…

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Q: 4. How many total atoms are in 0.05 mol of potassium sulphate? (HINT: Be sure you write out the…

A: Dear student , according to bartleby guidelines we're supposed to answer only first question among…

Q: What volume in milliliters of 0.0130 M Ca(OH)2 is required to neutralize 70.0 mL of 0.0300 M HBr?

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Q: How many moles of iron are present in 3.15 x 10 24 atoms of iron?

A: Number of atoms of iron = 3.15 × 1024 atoms.  Number of moles of iron = ?

Q: What is the name of the following molecule? H3C NH₂ A. acetamide B. methylamine OC. formamide D.…

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Q: Which of the following trends can best be explained by the concept of "increasing effective nuclear…

A: Effective nuclear charge is the effective positive charge or attraction that is faced by valence…

Q: A soft drink (230 mL of mostly water) initially at 17.0 C is cooled by adding 148 g of ice cubes at…

A: According to the principle of calorimetry heat released by a warm body is equal to heat gained by a…

Q: 3. List two major sources of error associated with pH measurements.

A: A question based on electrochemical cells that is to be accomplished.

Q: 4. The main purpose of electrode modification is to decrease the detection limit.

A: Given- A statement To find - True or False

Q: Write the condensed (noble-gas) electron configuration of Cr²⁺, Co2+,Mn4+,and Cr3+

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Q: Refer to the following potential energy diagram for the reaction: XY→ X+Y Potential Energy 400 300…

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Q: 12) What reagents are needed to carry out the following syntheses? ОН OCH 3 ОН Br ОН 5 Br Br О H Br

A: What reagents are needed to carry out the following synthesis?

Q: 1) a) Calculate the number of moles of NO2 that are present in a sample that is made up of 3.74 x…

A: One mole of any gas at STP occupies 22.4 L One mole substance contain 6.023 x 1023 molecules

Q: Mixed Aldols With Acidic Carbonyl Compounds ■ Ethyl acetoacetate is completely converted into its…

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Q: The mass of a proton is about 1.007276 . Convert this number into grams and picograms. The radius of…

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Q: A 20 mL solution containing both Ca2+ and Mg2+ cations is diluted in to 100 mL. When 10 mL of this…

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Q: Each Sentence 0.9 Change the following pairs of sentences into compound sentences using these…

A: Ans. changing the given sentences into compound sentences using the given conjunctions: However He…

Q: What is the concentration of hydrochloric acid? Find the concentration using the information given…

A: A question based on acid-base titrations that is to be accomplished.

Q: 4. How many molecules (or formula units) are in 4.59 x 10³ g Na³PO4 sample? a) 1.69 x 1023 Na₂PO4…

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Q: Given the following test solutions in rows; gelatin, albumin, gly-phe-trp, phe- tyr-cys. Determine…

A: Note - The given question is a multiple question, hence I solved first question according to rules…

Q: What is the number of moles of hydrogen gas in the sample

A: The number of moles of hydrogen gas can be calculated by the ideal gas equation which is given by…

Q: CH₂ 50₂ G KEN-JOMS, EIGN H F NuBity 4 Mex04 [OX-CH₂-CH=0 /PUCH ₂NH₂H PUCH₂2NY trazas Hi NaBis JI/A…

A: A. Aldol reaction between two aldehyde gives a beta hydroxy aldehyde. B. Dehydration of beta hydroxy…

Q: Case problem. Describe theoretical basis and procedure of Practical «The determination of redox…

A: potassium ferricyanide  is stable comound and converted to potassium ferricyanide.

Q: 7. What values of the angular momentum (1) and magnetic (m,) quantum numbers are allowed for a…

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Q: QUESTION 26 What is the name of the following molecule? H CH3 H₂C N. A. N-butylethylamine B.…

A: During IUPAC nomenclature first we have to find out the parent chain.

Q: Copper(1) ions in aqueous solution react with NH₂ (aq) according to Cut (aq) + 2NH₂ (aq) → Cu(NH3)2…

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Q: Question 3 Consider H₂; which of the following would not have a value of 0 at 25°C? O Entropy O…

A: Question 3 Hydrogen appears as H2 in its standard state. Thus, enthalpy ( ΔHf0 ) and gibbs free…

Q: 7. A 0.4021-g sample of a purified organic acid was dissolved in water and titrated…

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Q: Calculate the mass of sodium acetate that must be added to 500.0 mL of 0.200 M acetic acid to form a…

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Q: Cabulate the [H ₂0+], [OH-] ka and Criven Pka at the acid et emblidruim A 6.50 L aqueous Salbutions…

A: Given, concentration of monoprotic acid = 0.175 M  pH = 4.44

Q: Voltmeter Tocomstime

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Q: How many of the following statements is/are TRUE? A. The emission spectrum of a particular element…

A: An atom consist of a nucleus containing protons and neutrons and nucleus is surrounded by electrons.

Q: Question 7 What is the relationship between clinker and cement? cement is powdered clinker cement is…

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Q: Enter a balanced molecular equation for the neutralization of each of the following.In a molecular…

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Q: 2. Provide reagents and reaction conditions that will give the product shown as the onl major…

A: Let us discuss each reaction.

Q: 7. A 0.4021-g sample of a purified organic acid was dissolved in water and titrated…

A: Here we have to determine the molecular mass of organic acid if 0.4021 g of sample of purified…

Q: Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine…

A: Answer: This question is based on the properties of acid and its conjugate base pairs which suggests…

Q: Question 5 Which of the following is not necessary as a raw material for cement? A source of iron A…

A: Cement  consists  of important  calcierous material which are composed  of calcium and also aluminum…

Q: In each of the following pairs, which has the bigger radius? 0²- Mg2+ N W: X: Y: Z: < BUDE B. C. A.…

A: We use the below rules to compare the radius of different elements/ions in periodic table:

Q: Calculate for the Delta H (enthalpy) of the reaction below 2NH3(g) + O₂(g) given the following data:…

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Q: Determine the formula weight for titanic hypochlorite.

A: It should be Titanium hypochlorite .

Q: How many grams of calcium carbonate are needed to produce 9.28 L of carbon dioxide according to the…

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Q: d) Discuss the advantage of aluminium and magnesium over steel in industrial applications. How could…

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Q: 3. Voltammetry is limited to analysis of inorganic samples only.

A: 3. Voltammetry is an electroanalytical technique.In this method, the information regarding analyte…

Q: 3. Given a 0.0075 mol/L solution of KMnO, how would you prepare 50.0 mL of 0.0025 mol/L solution of…

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Q: 7. In potentiometric measurement, any change in cell potential is due to a change in the potential…

A: Given- Potentiometric titration statement To find- the statement is true or false

Q: How many of the atoms/ions have the incorrect configuration listed next to it. A. Be: [He]2s² B.…

A: Here we are required to find the number of atoms having correct the configuration.

Q: The n = 2 to n = 6 transition in the Bohr hydrogen atom corresponds to the 0 0 0 0 absorption, 657…

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