Once the separation is complete in a vacuum filtration, stop the process by first Choose...[ opening the clamp or stopper on the solvent trap, turning off the vacuum source ] and then Choose...[opening the clamp or stopper on the solvent trap, turning off the vacuum source]

Q: How many moles of NaOCl would be present in 1 gallon of commercial bleach (density = 1.05 g/ml),…

A: Answer:Mass of the solution is product of volume and density, therefore,

Q: why is the answer 1.13 M?

A:

Q: how to calculate the concentration of KNO3, given mass, 5.001g and volume, 34mL?

A:

Q: Propose a synthesis of each of the following compounds using the indicated starting material. You…

A: The question is based on the concept of organic synthesis.We need to synthesize the product using…

Q: 8.21 Determine the g values of the EPR spectrum shown in Fig. 8.57, measured for a frozen sample…

A: Given Data: EPR SpectrunTo determine:g-values of the EPR Spectrum

Q: 2. List obvious spectral characteristics from IR and ¹H NMR for the following functional groups.…

A: Each unique proton in a compound produces a signal in hnmr spectra.The value of the signal depends…

Q: A chemistry student is given 550. mL of a clear aqueous solution at 37.° C. He is told an unknown…

A: Answer:Solubility refers to the ability of a substance (solute) to dissolve in a solvent (usually a…

Q: What is the percent yield if 14.0 moles of MgCl are obtained when 15.0 moles of Mg react with 16.0…

A:

Q: The percent by mass of potassium in KOH is  The percent by mass of nitrogen in CH5N is %.

A:

Q: 4.71 trans-1,3-Dichlorocyclobutane has a measurable dipole moment. Explain why the individual dipole…

A: The objective of the question is to give reason why trans-1,3-dichlorocyclobutane, despite its trans…

Q: Choose the best set of reagents/conditions to convert 1,3- butadiene to 1-bromo-2-butene.

A: When 1,3-butadiene reacts with hydrogen bromide () in the presence of a peroxide initiator, such as…

Q: 5. A a. A: MeO, МОН; В: MeOH, A c. A: POCl3, 4; В OH В b. A: H3PO4, 4; B: POCl, d. A: HCl, A: B:…

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: 11-6. A weak acid HA (pK₁ 5.00) was titrated with 1.00 M KOH. The acid solution had a volume of…

A: Millimoles of HA

Q: Rank the following compounds in order of increasing melting point (1 being the lowest and 3 being…

A:

Q: Consider the initial-rate data at a certain temperature in the table for the reaction described by 2…

A:

Q: provide IUPAC NAME

A: When writing IUPAC name of the cyclic compound, some rules taken in mind,1) Cyclic group consider as…

Q: (b) CH₂CHCHCH2 (1,3-butadiene) O о о о нянн H:C::C::C::Ö:H н нн н H:C:C:C:C:H нннн H:C:C:C:C:H +…

A:

Q: raw the most stable resonance form for the intermediate in the following electrophilic substitution…

A: We are given a reaction we have to draw the intermediate of the given reaction. The given reaction…

Q: Draw skeletal structure of [Ch3ch2ch2ch2ch2ohch3]+

A: Skeletal structure

Q: 2. Calculate the frequency in hertz and energy in joules of an X-ray photon with a wavelength of…

A: We know that E = hv = Where λ is wavelength,v is frequency,c= speed of light = 3 × 108 m/sh = Planck…

Q: What is X and Y? X »*) Y OH X: Hg(OAc)2, H₂O Y: NaBH4 OX: BH3 Y: H₂O2 X: H₂SO4 Y: H₂O All the…

A:

Q: Calculate the concentrations of all species in a 0.15 M aqueous solution of KF

A:

Q: Use average bond energies to estimate the energy released when 70.0 g CH4 undergoes complete…

A: Reaction: CH4(g) + 2O2(g) ---> CO2(g) + 2H2O(g) Using standard data,BondBond energy…

Q: 10. Place the following in order of decreasing dipole moment. I. cis-CHC1=CHC1 II. trans-CHC1=CHCI…

A: The objective of the question is to identify the correct option.

Q: What is the relationship between the two structures shown? O same compound O enantiomers O…

A: This problem is based on Isomerism.Here, it is asked that the relationship between the two…

Q: Provide the principle organic product(s) for the following reactions. If more than one product is…

A:

Q: Which of the following groups attached to R would you classify as electron donating? e R i. ii. R N…

A:

Q: If a 25.00 ml aliquot of a solution containing sulfide ions was added to 25.00 ml of 0.0139 M Cu2+…

A: The objective of the question is to find the molarity of the sulfide in the sample solution. This…

Q: What is the most oxidized of the labeled carbon atoms in this molecule? What is the most reduced? OH…

A: Answer:Formal charge present on an atom in a specie is called the oxidation number of the atom in…

Q: Predict the regiochemistry of addition of the following reaction: OH Br NO₂ + Br. OH NO ₂

A: In the given question we have to predict the product of the reaction.The given reactants are…

Q: ∆G° = 60.9 kJ/mol for the reaction 3 A (g) + B (g) →2 C (g). At 1120 K, the partial pressures of A,…

A:

Q: Nitric oxide reacts rapidly with unstable nitrogen trioxide (NO3) to form NO₂: NO(g) + NO3(g)2NO2(g)…

A: The reaction given is NO (g) + NO3 (g) --------> 2 NO2 (g)Since the rate law of any reaction…

Q: This is the first of four questions based on the following reaction sequence. What is the major…

A: Given an alcohol and some reagents. Determine the product.

Q: 2) Estimate the order of Ao for these octahedral or pseudo-octahedral homoleptic Cr³+ complexes…

A: The spectrochemical series is a valuable tool in coordination chemistry that aids in predicting the…

Q: What is the maximum kinetic energy of an ejected electron if silver metal is irradiated with 217 nm…

A: The mathematical expression for the maximum kinetic energy of the given substance in terms of…

Q: 7. a. OH b. 1. TsCl, pyr 2. tBuO-, tBuOH C. d. OtBu

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: reagents inside a simple calorimeter. The outside of the calorimeter is made of an aluminum cup with…

A:

Q: For the following equilibrium reaction, determine the NO₂ expression NO CI(g) for the concentration…

A: The objective of this question is to determine the expression for the concentration of NO2.The…

Q: A 50.00 ml aliquot of a solution containing Ca2+ and Mg2+ was buffered at pH 10 and titrated with…

A: The objective of the question is to calculate the molar concentration of Mg2+ in a solution. This…

Q: A 50.00 ml aliquot of a solution containing Ca2+ and Mg2+ was buffered at pH 10 and titrated with…

A: The objective of the question is to determine the concentration of Ca2+ and Mg2+ in the solution.…

Q: A 50.00 ml aliquot of a solution containing Ca2+ and Mg2+ was buffered at pH 10 and titrated with…

A: The objective of the question is to determine the concentration of Ca2+ and Mg2+ in the solution.…

Q: SYNTHESIS OF 5-BROMOISOQUINOLINE AND 5-BROMO-8- NITROISOQUINOLINE (Isoquinoline, 5-bromo- and…

A: NBS is a bromination reagent. In presence of NBS, Br+ will generate which will undergo electrophilic…

Q: why would using the moles of NO2 left after 2 minutes and not subtracting it from the initial moles…

A: The given reaction is 2nd order kineticsWe have to tell why moles of NO2 left after 2 minutes are…

Q: Classify the following substituents according to whether they are electron donors or electron…

A: A) The group that that donate electron to a conjugated system due to resonance is called electron…

Q: Calculate the volume in liters of a 45.0 g/dL iron(III) bromide solution that contains 414. g of…

A:

Q: 4-methyl benzyl alcohol OH H

A: PCC is used to convert primary alcohol (1°) to aldehyde and secondary alcohol (2°) to ketone.

Q: A mixture was separated by paper chromatography, as shown below. How many components are present in…

A: -> Thin layer chromatography (TLC) is a technique used to separate mixtures of compounds based on…

Q: What volume of 0.101 M HNO3 is required to neutralize 24.9 mL of 0.00491 M Ba(OH)2?

A: The objective of this question is to find out the volume of 0.101 M HNO3 required to neutralize 24.9…

Q: In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution…

A: The objective of the question is to calculate the amount of sea water required to make  of fresh…

Q: Order the hydrogens of the molecules from most shielded to most deshielded. III R R H R C=C RH…

A: The objective is to arrange the given species from the most shielded to deshielded hydrogen. The…