Calculate the volume, in liters, occupied by 0.170 mol of He gasUse the molar volume to calculate each of the following at STP.

Q: The first-order rate constant for the reaction of methyl chloride (CH3Cl) with water to produce meth...

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Q: When a is on an atom directly attached to a benzene ring, the benzene ring will stabilize it by reso...

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Q: Draw the major addition product for this reaction. Do not include any byproducts formed. HCI (1 equi...

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Q: Info on Oxalic acid is: pKa1= 1.25 pKa2= 3.81

A: Molarity of aqueous solution of H2C2O4 = 0.22 M  

Q: What are the molar concentrations of the ions in 0.28 M FeCl3? C(Fe3+) = i M %3D C(CI) = i M. %3D

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Q: oxidation number

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Q: mass

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Q: Using average atomic masses given in the periodic table, calculate how many moles of each substance ...

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Q: The solubility of most gases in water decreases as the temperature increases because water is breaki...

A: Solubility is defined  as ability of a solid, liquid, or gaseous chemical substance to dissolve in s...

Q: 7. Convert 24.5°F to degrees Celsius and Kelvin 4. A student pipets 5.00mL of ethanol into a flask w...

A: Answer 7:- Given Temperature in fahrenheit = 24.5°F

Q: which two compounds are most similar in strength of their inter- or intramolecular forces? K3PO4, C...

A: To compare the strength of intermolecular interaction forces among two compounds , we have to know t...

Q: Analyze the spectrum and using the integrations and chemical shifts, assign the protons for the stru...

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Q: Consider the equilibrium system described by the chemical reaction below, which has a value of Kc eq...

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Q: Modified True or False. In UV spectroscopy, the sample is irradiated with the broad spectrum of the ...

A: In UV spectroscopy  the Range lies in UV visible Region from 180 nm to 800 nm .  

Q: A brass sample contains, 9.20% tin, 5.40% lead, 4.30% zinc, and 81.10% copper. The elements are dete...

A: Given: Mass percent of elements in the brass are, => Sn = 9.20 % => Pb = 5.40 % => Zn = 4.3...

Q: Calculate the vapour pressure of water at 75 °C. Take the enthalpy of vaporization of water as 40.66...

A: As per our guidelines, we are supposed to answer only one question. Kindly, repost other question as...

Q: need to analyze the Ir spectrum and circle the frequency identify  the groups and appearance strong ...

A: The answer is as follows:  

Q: What is the expression for the equilibrium constant for the reaction below? 2NH3(g) → N2(g) + 3H2(g)...

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Q: How many milliequivalents of potassium would be supplied daily by the usual dose (0.3 mL three times...

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Q: The breakdown of a certain pollutant X in sunlight is known to follow first-order kinetics. An atmos...

A: Given: Kinetics is first-order. Initial pressure of gas = 0.100 atm. Final pressure of gas = 0.0601 ...

Q: At a certain temperature, 0.900 mol SO, is placed in a 450 L container. 2 50, 250,(g + 0,(g) At equi...

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Q: Which of the following reactions follow Markovnikov's rule? O Cyclopropanation O Epoxidation O Free ...

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Q: Construct a simulated 'H NMR spectrum for 1,1-dibromoethane. Drag and drop the appropriate splitting...

A: The 1H NMR analysis of 1,1-dibromoethane is given below

Q: Which of the highlighted chemical bonds in the molecules below is longest? Shortest? In between? Whi...

A: In the given compounds :  Length of highlighted bonds = ?  Energy of highlighted bonds = ?     

Q: For each of the following reactions, (1) decide whether an E2 or an El will occur, and PROB CH,0- DM...

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Q: Potassium chloride reacts with lead (II) nitrate and forms the precipitate lead (II) chloride. What ...

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Q: pka = 1.95 (HClO2) If you have 500 mL of a 0.10 M solution of the acid, what mass of the correspond...

A: pH of buffer solution is calculated by using Henderson Hassel balch equation

Q: Give the oxidation state of following compounds and tronegativity values in Appe (a) CaO; (b) H;O; (...

A: Since you have asked multiparts questions, we will solve the first three sub parts questions for you...

Q: In UV spectroscopy, the sample is irradiated with the broad spectrum of the UV radiation. If a part...

A: UV spectroscopy is also known as electronic spectroscopy. It involves excitation of electrons from g...

Q: Can you show the most stable chair conformation for glucose?

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Q: How many milliliters of an aqueous solution of 0.169 M aluminum chloride is needed to obtain 18.1 gr...

A: Given :-  Molarity of AlCl3 solution = 0.169 M or 0.169 mol/L  Mass of AlCl3 = 18.1 g  To calculate ...

Q: F,C F,C. N. NH N. N. NaOMe + B HC CCH,Br A

A: After the deprotonation of N-H . It can form two resonance structure as we draw in the given solved ...

Q: A container of hot liquid is placed in a freezer that is kept at a constant temperature, 20 °F. The ...

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Q: Why are electrons shared in molecular compounds?

A: Moleculer compound are the compound whose formula actually represent the number of atoms bonded toge...

Q: What volume of a 0.348 M hydrobromic acid solution is required to neutralize 10.7 mL of a 0.102 M po...

A: We will solve this question using molarity equation.

Q: 4. Which of the following has a higher boiling point? Explain your answer: (a) 2-propanol or 2-butan...

A: Hydrogen bonding can increases boiling point.  

Q: 1. Which of the following is an ACYCLIC UNSATURATED hydrocarbon? * A. 2-Ethyl-1,1-dimethylcyclopenta...

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If y...

Q: which one will have the higher value for vapor pressure when it is in the liquid phase? SeO3 or PCI...

A: Vapour pressure: Vapour pressure of any material is a tendency of a material to change into the gase...

Q: A 66.7 mL sample of 18.0 M sulfuric acid was diluted with enough water in a volumetric flask to make...

A: Dilution - In dilution of the any sample the number of moles of the sample will not be changed. Chan...

Q: Students Trials A 1. 13.6 mm 13.4 mm 13.9 mm 13.9 mm 13.3 mm 13.6 mm 13.5 mm 13.5 mm 13.4 mm 13.9 mm...

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Q: The concentration in molality of HCI in a solution that is prepared by dissolving 5.5 g of HCI in 20...

A: The concentration of HCl solution can be calculated as

Q: Use the molar volume to calculate each of the following at STP.Calculate the volume, in liters, occu...

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Q: Explain why ethanol can be oxidized but 2-methyl-2-butanol cannot be oxidized?

A: Given : We have to tell why ethanol can be oxidized but not but 2-methyl-2-butanol .

Q: When measuring the caffeine content in coffee, the molecules in the sample will absorb light. The a...

A: The ultraviolet spectroscopy is used to determine the absorption of a substance in the region of 200...

Q: 3) For the reactions below, predict the product. Indicate stereochemistry, if necessary ÇO-Me MeO,C ...

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Q: Choose the two compounds that are most similar in strength of their inter- or intramolecular forces....

A: There are various types of intermolecular forces exist in the compound such as hydrogen bonding, Lon...

Q: The 'H NMR spectra corresponds to a hydrocarbon with the molecular formula C,H4. Deduce the structur...

A: The structure of the compound having molecular formula C6H14 is given below

Q: - G H* F KMNO4 E Answer the following questions based on the above reaction scheme: i. Draw the stru...

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Q: Which of the compounds below will form hydrogen bonds between two of the same molecules?     CH3CH2...

A: The correct answer about intermolecular hydrogen bonding is given below

Q: n the molecular formula and 13

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