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Q: Number 8

A: 7)   P1V1 / T1 = P2V2 / T2        200 × 6 / 291 = 1× V / 298       V = 1228.87 L  

Q: plz take time on this and explain steps. thank you! i just really want to understand

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Q: 3. In the equation AHsoln = AHsohute + AHsolvent + AHmix the term AHsolvent is almost exclusively wh...

A: The formation of solution involves the breakdown of inter-molecular forces between the solute partic...

Q: view structure Part 2 out of 2 Why would this be a more stable carbocation? The charge is on a less ...

A: A carbocation is an intermediate formed during chemical reactions. In a carbocation, one of the carb...

Q: a. which reaction is faster ? b. Complete the enerqy diagram c. labei the diagram by drawing the str...

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Q: A chemist is identifying the elements present in a sample of seawater. What characteristic of an ele...

A: i think The number of proton is essential for the identity of the element because it gives you a ide...

Q: What is the pH of a solution made by dissolving 7.61 grams of calcium fluoride in enough water to ma...

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Q: The options are "Base added to an aqueous solution" "Acid added to an aqueous solution"

A: A question based on the equilibrium concept, which is to be accomplished.

Q: Calculate the pH of a buffer solution obtained by dissolving 16.0g of KH2PO4(s) and 29.0g of Na2HPO4...

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Q: Question 10 Assuming equal concentrations of conjugate base and acid, which one of the following mix...

A: Option - C would be the correct option when you put value in Equation  pH= pka + log(Salt)/(Acid) an...

Q: 35.A sample of pyrolusite weighs 0.5000 g. To this is added 0.6674 g of As2O3 and dilute acid. After...

A:                                                                                       NOTE  

Q: Identify the reagents needed to carry out each reaction. TSOH Br HBr HO NaH OTS KOC(CH3)3 Br H20 NBS...

A: The reagent and the route of reaction are provided below in attach image.

Q: An aqueous solution of propyl alcohol is made by transfering 21.5 mL of liquid propyl alcohol to a 3...

A: V/V % is defined as  percent ratio of volume of solute to the volume of solution .

Q: the reagents needed to carry out each reaction. TSOH Br HBr HO NaH COTS KOC(CH3)3 Br H20 NBS TSCI py...

A: The question is based on the concept of organic reactions. we have to identify the reagent for the f...

Q: Bond kJ/mol С-С 347 C-N 276 C-O 351 N-N 414 O-O 414

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Q: copper(II) sulfate sodium chloride potassium sulfite calcium nitrate

A: Ions are charged species which can be both positively or negatively charged. These are of two types....

Q: If 8.00 mL of a different hydrochloric acid solution had a known concentration of 0.3456 M, how many...

A: The equivalence point or stoichiometric point is the point in a chemical reaction when there is exac...

Q: 3. Calculate the voltage of a cell composed of Ni2+|Ni and Cu2+ | Cu electrodes at 298 K, if ANi 2+ ...

A: Here we will use the Nernst equation to find the voltage. Ecell = E0 - (RT/nF)ln Q where Q = aproduc...

Q: Calculates themax of the following compounds using the rules ofWoodward-Fieser

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Q: The empirical formula of a compound is SN and its molar mass is 184.32 g/mol. The molecular formula ...

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Q: why are there two doublet signals in the aromatic region? use the structure of phenacetin PORO 184 4...

A: 1H-NMR is proton nuclear magnetic resonance. It is a type of NMR in which study chemical structure i...

Q: A. What is the hybridization of the central atom in AICI3? Hybridization %3D What are the approximat...

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Q: Heartburn is a form of indigestion felt as a burning Which best describes the antacid's effect? sens...

A: Heartburn is a form of indigestion felt as a burning sensation in the chest when stomach acid comes ...

Q: Use the Nernst equation to calculate the cell potential,  EcellEcell, for a galvanic cell consisting...

A: The half cell reactions are   Pb+2 (aq)+ 2e− ⇌ Pb  E° =  –0.126 V   Fe+2 (aq)+ 2e− ⇌ Fe (s)   E° =  ...

Q: Calculate the linear momentum of a pickup truck that has a mass of 945 kg and is traveling eastward ...

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Q: The Δ?vap of a certain compound is 24.93 kJ · mol−1 and its Δ?vap is 70.25 J · mol−1· K−1. What is t...

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Q: Which of the following statements is FALSE regarding noncovalent interactions? a) Noncovalent intera...

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

Q: Which statement below is false? The average kinetic energies of molecules from samples of different ...

A: The molecules of an ideal gas are not far apart from each other due to the interaction between molec...

Q: Calculate the pH of a solution in which the [OH)-3,4 x 10-S M. O a. 4.5 O b. 10.5 Dc. 9.5 d. 5.9 е. ...

A: The pH of a solution is denotes the concentration of the hydrogen ion concentration present in the s...

Q: 1. Write a balanced chemical equation, including physical state symbols, for the decomposition of so...

A: 1. Calcium carbonate decomposes to form calcium oxide and carbon dioxide gas. Write the complete rea...

Q: 2.72 An equilibrium mixture in a one liter con- tainer for the reaction, 2SO2 (g) + O2 (g) 2 2503 (g...

A: For the given reaction      Kc = [SO3]2 /[SO2]2 [O2]

Q: Q 1. Use the equipartition principle to estimate the value of γ = Cpm/CVm  for gaseous CH3COOH. Do t...

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Q: A. A main group element with the valence electron configuration 4s' is in periodic group It forms a ...

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Q: 4. Draw a boiling point-composition diagram for an ideal binary solution. With the aid of the diagra...

A: Let a be the point where starting composition of the solution to be distilled. Let b be the vapor wh...

Q: Question 7 Which one of the following is a characteristic of a base? O a. insoluble in water O b. tu...

A: We know that, Base is soluble in water. Base dissolve in water then produce hydroxide ion.  

Q: water. . BL acid BL acid BL base H20 +

A: Bronsted-Lowry acid : Those species which released H+ ion called Bronsted Lowery acid. Water act as ...

Q: snip

A: Since we only answer up to three subparts, we will answer the first 3.Please resubmit the question a...

Q: Silver chromate is sparingly soluble in aqueous solutions. The ?sp of Ag2CrO4 is 1.12×10^−12   What ...

A: Reaction involved:- Ag2CrO4 = 2Ag+ + CrO42-  

Q: Use the reaction shown below to answer questions 2-3. tor OH Reaction A Consider the structural chan...

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Q: Which two subatomic particles have approximately the same mass? O protons and neutrons O electrons a...

A: A typical atom consists of three subatomic particles: protons, neutrons, and electrons .  

Q: A reaction has a standard free‑energy change of −14.80 kJ mol−1(−3.537 kcal mol−1). Calculate the eq...

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Q: Suppose an astronaut has landed on Mars. Fully equipped, the astronaut has a mass of 132 kg, and whe...

A: The weight of a system is given by mg, where m is the mass of the system and g is the g is accelerat...

Q: on has a pH of 8. Which best describes the solution? trong acid -trong base veak acid weak base

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Q: Can you elaborate step by step if this H-NMR is correct or not?

A: Nuclear magnetic resonance spectroscopy is employed by studying the interactions of nuclei with exte...

Q: plz be clear about the answers

A: The question is based on ideal gas law. It also involves concepts of Dalton's law of partial pressur...

Q: Develop a sequential analysis to test for the presence of the following sets of ions. The answer you...

A: The question is based on the concept of qualitative analysis. We will distinguish the pair of Ions p...

Q: Acetic acid has a Ka of 1.8 x 10-5. Calculate pKa rounded to two decimal places.

A: Given :- Ka for acetic acid = 1.8 × 10-5  To calculate :- pKa value

Q: Given the Lewis structures below, determine whether each molecule is polar or nonpolar. (NOTE: Lewis...

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Q: Give the structure corresponding to the name. 2-tert-butyl-3-methylcyclohexanol

A: IN CYCLO HEXANOL  FUNCTIONAL GROUP IS HYDROXY (-OH) NUMBERING START FROM CARBON WHICH IS  HYDROXY AT...

Q: Nitrous acid (HNO2) has a Ka - 5.6 x 104. What is the pKb of its conjugate base? O a1x 10 14 O b. 2....

A: H