Q: Is water always used in steam distillation?
A: Organic compounds can be defined as compounds that contain hydrogen and carbon atoms.
Q: On hot days, you may have noticed that potato chip bags seem to “inflate”, even though they have not...
A: Given, Initial volume of bag (say V1) = 145 mL Initial temperature (say T1) = 23 0C Final tempera...
Q: 6) The corresponding conjugate acid of CgH11NO4²- is (C6H13NO4, C6H12NO4', C6H12NO4, C6H13NO4'). Two...
A: The conjugate acid of any compound is the compound form after addition of proton i.e H+.
Q: 2. The colorless solution of an unknown solid turned red litmus blue. No odor was noted upon adding ...
A:
Q: 5B.11(a) The vapour pressure of pure liquid A at 300K is 76.7kPa and that of pure liquid B is 52.0kP...
A:
Q: 7. Another phase change is the denaturation of a protein from a normal, folded state to a disrupted,...
A: A question based on chemical thermodynamics that is to be accomplished.
Q: What is the order of reaction with respect to the concentration of CIO2? Use the given reaction rate...
A:
Q: If this reaction N2(g) + 2 O2(g) yields 2 NO2(g) is reversed and multiplied by 3 and the given entha...
A: Given :- N2(g) + 2O2(g) → 2NO2(g) ∆H = 68 kJ To calculate :- Final enthalpy change on reversing ...
Q: Which of the following is true of an amino acid at a pH below its isoelectric point? it will have ...
A:
Q: 1. In which of the following cases do you observe a spontaneous process? А. AS = 10 J/K, AS =-10 J/K...
A: We are authorised to solve only one question at a time. Since you have not mentioned, we are solving...
Q: 74 Consider the following mechanism for the gas-phase reaction of H, and ICl: Step 1: H, + ICI→HI + ...
A: Here from the given reaction mechanism we have to determine molecularity of each step of reaction, o...
Q: =) Fe (FCC) p) Cn (FCC) ) Mg (HCP)
A:
Q: pH
A:
Q: EW 2. Find the EW of Sodium Bicarbonate (NaHCO3) has a valence charge of 1. (Use whole numbers for e...
A: Equivalent weight is one of ways to express the weight of the substance we are required to find the ...
Q: CH3 CH3 What is the IUPAC name for CH3-CH-CH-CH2-C-H Answer: What is the IUPAC or common name for th...
A: IUPAC naming follows the rule:- Longest chain is the parent chain Naming start from the terminal ...
Q: 1. The hydrogen sulfide in a 75.0 -g sample of crude petroleum was removed by distillation and uncol...
A: The equivalent of H2S present in petroleum will be equal to the equivalent of CdSO4 recovered. Becau...
Q: The amount of chemical that will dissolve in a solution increases exponentially as the temperature i...
A: Solution -
Q: Determine the rate law of the hydrogen-chlorine reaction. Use the reactions in the picture attache
A: A question based on kinetics of reaction in solution that is to be accomplished.
Q: Pyrrole can be reduced to a pyrroline, with zinc and acetic acid. What are the possible structures t...
A:
Q: The de-Broglie wavelength of the electron is /pm = (a/o)2. The value of a %3D in volt is (a) 1.5 x 1...
A: De - broglie wavelenth is given that (a/fi)1/2. We have to find the value of a in volt.
Q: Post-lab: plot pH values (y-axis) against total volume of added NaOH. From the graph find equivalenc...
A: Equivalence point: The point in titration at which the amount of titrant added is just enough to com...
Q: A fully conjugated ring becomes aromatic if a its HOMOs are half-filled with electrons. b its HOMO...
A:
Q: What phase of catalyst should be added in this reaction C2H4(g) + H2(g) → C2H6(g) for it to be consi...
A: The reaction given is, => C2H4 (g) + H2 (g) → C2H6 (g)
Q: Illustrate the carbocation pathway for the following reactions + H20 (acid-catalyzed) Illustrate the...
A: Organic reactions are those in which organic reactant react to form organic products.
Q: If 1.24 L of a gas is at standard temperature and pressure is compressed to 451 mL, what is the new ...
A: At constant temperature volume is indirectly proportional to pressure
Q: What reagents are required to carry out the following reaction (select all that apply)? a HNO3 b...
A:
Q: Which of the following has/have the E-configuration? 1 2 A. 1 only В. 2 only C. Both 1 and 2 D. Neit...
A: E–Z configuration is the method of describing the absolute stereochemistry of double bonds.
Q: Salinity of seawater is S% = 3.35%, density if seawater is d = 1.025 g/mL. Titration volume of [NaOH...
A: Answer: Data given- Salinity of sea water = 3.35% density of sea water = 1.025 g/ml. Concentration o...
Q: Which of the following is not an example of heterogeneous catalysis? a) 2O3(g) → 3O2(g) has a ca...
A: Catalyst can be defined as the species that increases the speed of chemical reaction without getting...
Q: Illustrate the carbocation pathway for the following reactions HCI CH3-OH + H2O (acid-catalyzed)
A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...
Q: What is the concentration of hydroxide ion in a (7.20x10^-2) M aqueous solution of methylamine, CH3N...
A: Answer: When methylamine is dissolved in water it will produce OH- ions as shown below: CH3NH2(aq)+H...
Q: A student uses a balance with a stated uncertainty of #0.002 g to weigh a quantity of a reagent by d...
A: Empty beaker weight = 40.301 g Beaker + Reagent weight = 40.689 g
Q: A solution is known to contain Bi3+ ion or Cd2+ ion or both. Describe the test(s) that could be used...
A: Basis of the separation of Bi3+ from Cd2+ is the formation of insoluble Bi(OH)3 in excess NH3. Cadmi...
Q: What is another factor that can influence fractional distillation’s success other than the number of...
A: Distillation process involving conversion of liquid into vapours that subsequently condensed back to...
Q: Synthesize pyrrolidin-2-yl-methanol from pyrrole. For this you need 4 reactions (A, B, C and D). Wri...
A: The three important steps for this synthesis of desired compound involves insertion of CHO group at ...
Q: How many grams of N2 are needed to make 444 g of NBr3 ? N2 + 3 Br2 → 2 NBr3 + 44.0 kJ ...
A:
Q: Present the 3-membered ring pathway for the following reactions. Br CH;OH Illustrate the concerted p...
A:
Q: A new method for the determination of cholesterol in serum is being developed in which the rate of d...
A: Given data:
Q: Form 12 new compounds by chemical diversification method over the A, X, Y, Z and R positions in the ...
A: A question based on introduction to organic chemistry that is to be accomplished.
Q: Place a small amount of NaCl in a glass. Place about 10 drops of cooking oil in a different glass. A...
A: We need to determine if NaCl and cooking oil are organic or not.
Q: 1. Work out the symmetry point group of the following (any two). (i) S,0, (ii) allene (iii) IFs
A: This Question is based upon group theory. According to question any two point group has to be given.
Q: The pH of a 100 mL water sample is found to be 6.3. It is titrated with 4.5mL of 0.02 N NaOH to a pH...
A: A question based on concentration terms that is to be accomplished.
Q: 2
A: Mass of AgCl = 0.1987 gram Molar mass of AgCl = 143.37 g/mol
Q: A sample of air, at 0.9710 atm and 84.3 °C, is enclosed in a rigid container. Use Gay-Lussac's Law t...
A: P1 = 0.9710 atm T1 = 84.3 °C T2 = 20.5 °C We need to find P2
Q: 1) Name the following branched alkanes.
A:
Q: Gnraphite and iodine are non-metals but they shine. Explain it withlsuitable yeasons.
A: Periodic table mainly consists of metals, non metals and metalloids. Metals are present on the left ...
Q: Calculate the solubility of silver iodate in a 0.0050 M solution of barium nitrate a. using activiti...
A: Barium nitrate undergoes dissociation as: Ba(NO3)2→Ba2++2NO3-Thus,[Ba2+]=0.0050 M[NO3-]=2×0.0050 M=0...
Q: Calculate the pH of a vinegar solution with an acetic acid HC2H302 concentration of 0.75 M.
A:
Q: Answer the following with solution
A: Since you have posted multiple questions, the answer for first question is given below. Kindly repos...
Q: What is the solubility of KNO3, Ce2(SO4)3 and CaCl2 at 40℃?
A: Solubility is written in g/100 g unit. For this we would use the given solubility curves of given ...
Step by step
Solved in 2 steps with 2 images
- Propose mechanisms for the formation of ion fragments m/z 97, 83, 69 and 55 in the mass spectrum of (CH3)2CCHC(O)C(CH3)2CHCH2 and explain in detail why this compound cannot undergo McLafferty rearrangement.a) Predict the proton spectrum chemical shift, coupling and integration of the following molecule? vanillin C8H8O3 b) Also predict its cross-peaks in COSY and 1H-13C HETCOR?Account for the presence of the following peak in the mass spectrum of hexanoic acid, CH3(CH2)4COOH. Q.) A series of peaks differing by 14 amu at m/z 45, 59, 73, and 87
- The mass spectrum of 2,2-dimethylpropane shows only a very weak molecular ion peak at m/z = 72. However, a large peak at m/z = 57 is seen. Suggest a possible structure of the fragment giving rise to this large peak and suggest a reason as to why this peak is so large.An unknown compound C (molecular formula C4H8O3) exhibits IRabsorptions at 3600−2500 and 1734 cm−1, as well as the following 1HNMR spectrum. What is the structure of C?A sample of a liquid from an unlabeled bottle was subjected to analysis: MS showed that M+ has m/z of 89 and IR displayed bands at 2995-2840 cm-1, 1562 cm^-1, and 1425 cm^-1. Identify the functional group in the molecule and provide two possible structures.
- How could 1H NMR spectroscopy be used to distinguish among isomersA, B, and C?The mass spectrum of the following compound shows fragments at m/z= 127, 113, and 85. Propose structures for the ions that give rise to thesepeaks.Vanadium has two isotopes (50V, 0.25%; 51V,99.75%). The EPR spectrum of an aqueous solutionof [VO(OH2)5]2+ shows an 8-line pattern, andg-values of gzz=1.932, gxx = 1.979 and gyy=1.979were determined. What can you deduce from the data?
- A compound has strong infrared absorptions at the following frequencie . Suggest likely functional group that may be present. Q.) 1710 and 2500–3400 (broad) cm-1Calculate the IHD of C7H6XNO and explain (elucidate) the structure using the 1H and 13C NMR data.Assign structure, with explanations, to the given spectrum of IR, MS, 1HNMR and 13CNMR