What is the missing reactant? ? LDA -78°C -CH-C-OCH5 -CH-c-ocHs THF I. M9CI II. IV. II.

Q: Specific heat is defined by the amount of heat needed to raise the temperature of 1 gram of a…

A: When a substance is heated its temperature will be increased. Specific heat is a measurement of…

Q: Which of the following statements about the mobile phase in Supercritical fluid chromatography (SFC)…

A: Gas chromatography is a type of chromatography used in analytical chemistry used for separating and…

Q: Chemistry Ash was estimated in the sample of hay, and the records were as follows, note that the…

A: Given that,                    Percent of moisture =18℅ Weight of crucible = 14 g Weight of…

Q: sketch the bonding and antibonding molecular orbitals that result from linear combinations of the…

A:

Q: Chemistry Two unknown compounds A and B with the chemical structures below are separated on a…

A: Chromatography is the technique which is used to do the separation of components from the…

Q: 3. (a) A solution of 20.91 % by weight H2SO, has a specific gravity of 1.150. Wwhat is the normality…

A:

Q: Question 5 For the following courdination (omple {M.(C,0,XH), C L3 Cive the name De termine the…

A: Here we have to write the IUPAC name of the given co-ordination complex [Mn(C2O4)(H2O)2(Cl)2]^-1 ,…

Q: What is true about the reaction below? a.) PF; K > 1 b.) PF; K 1

A: The reaction given is,

Q: Hydrogen and iodine react according to the equation H2(g) + I(g) = 2HI(g) Suppose 1.00 mol H, and…

A:

Q: 5. At 25°C, the K, for a certain monoprotic acid HA is 6.2x10 10, What will be the K, value for the…

A: Given:: Ka for HA = 6.2×10-10 Determine Ka for the given above reaction = ?

Q: 3. Which radioactive process would turn Am-243 to Np-239? positron emission alpha decay gamma decay…

A:

Q: Which principle or rule is violated by the following orbital diagram of an atom in its ground state?…

A: Here we have to check the electronic configuration rules apply or not . Also to check which rule is…

Q: What products are formed in the following reaction? (CH3CH2),CuLi -CH2-CI I - CH2CH2CH3 CH3CH2CU…

A:

Q: 22. The biosynthesis of phospholipids requires an activation of intermediate. Here is the list of…

A: Phospholipids are biomolecules having the following properties : They are a special class of lipid…

Q: What hybrid orbitals of beryllium are involved in the bonding of gaseous BeF2? a.sp b.sp2 c.sp3…

A: BeF2 molecule forming polymer in solid state because Be have empty orbitals. So in solid form it's…

Q: What is the change of oxidation state for the cadmium atom (Cd) in this reaction? 3 Cd(s) + CO2(g) +…

A: “Since you have asked multiple question, as per company policy we will solve the first question for…

Q: When using gas chromatography, how is optimum column efficiency obtained? A. When the samples are…

A: Gas chromatography is analytical technique that used in analytical chemistry for separating and…

Q: Determine the molecularity of the rate limiting step in this mechanism: S1 (fast): C6H6 + Br2 +…

A:

Q: (b) Radiation of a certain wavelength causes electrons with a maximum kinetic energy of 0.68 eV to…

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

Q: where did the 298.15 come from?

A: To convert the temperature given in degree celsius to Kelvin.

Q: It is necessary to carry out the titration of NAOH with KHP in the presence of carbon dioxide. A)…

A: Yes, it is necessary to carry out the titration of NaOH with KHP in the presence of carbon dioxide,…

Q: Calculate the theoretical yield of strontium sulfate when 525 mL of 1.199 M sulfuric acid is added…

A: Given, Molarity of sulfuric acid solution = 1.199 M = 1.199 mol/L Volume of sulfuric acid solution =…

Q: Austin Community College Chemistry compound electronic molecular polar or Lewis Dot Structure…

A: There are different type of compounds or ions with different structures which based on arrangement…

Q: Write three resonance structures for the nitrate ion. Determine electron and molecular geometries.

A: Formula for determining the hybridization of central atom :-  x= (V+M-C+A)/2  V = valence electrons…

Q: A drop of food coloring is added to water. With time, it spreads evenly through the water so that…

A: When a drop of food colouring material added with water then on increasing the time, the food…

Q: 4 In an experiment, neutrons scatter off target nuclei of atomic mass A=100. ASsuming the nuclear…

A: Here we have to find the maximum neutron kinetic energy.

Q: compound NO3 HNO3 XeF4 SeF4 SO2 PF6

A: we need to draw Lewis structure for given molecules and fill the tables

Q: A photon has the same momentum as an electron moving with a speed of 2.0 x 10$ m/s. What is the…

A:

Q: b. The standard molar entropy of O2 is 205.14 J mol-1 K-1 and õ = 1580 cm-1 and the electronic…

A: GIVEN:   The standard molar entropy of O2 is 205.14 J mol-¹ K-¹ and ≈ = 1580 cm-¹ and the electronic…

Q: (iv) Outline the mechanism for the formation of alkene Z. H. CH, HC-

A: Organic reactions are those in which organic reactant react to form organic products.

Q: Consider the reaction: NH4*(ag) + 2NO2 (aq) → N2(e) + 2H2O(2) Rate = k[NH4*][NO2] Which of the…

A: According to le chatlier's principle, increasing the concentration of reactants will make the…

Q: Gluconic acid (C6H12O7) is a substance in honey that prevents is from spoiling. The pKa of gluconic…

A: Given: Gluconic acid is a weak acid with pKa = 3.60. And the reaction given is, => C6H12O7(aq) +…

Q: A calorimeter is a device used to measure heat flow. O A) True O B) False

A: Calorimeter is a device used to measure the heat released by a substance.

Q: of 6hours, How long will it be until only 6.3 x16 mg remain Question 16 p atient is given a 0.05 mg…

A:

Q: 3. Draw the formula of papaverine hydrochloride, mark the tertiary nitrogen in its structure and…

A: Papaverine is a minor isoquinoline alkaloid of opium. This alkaloid is used mainly in the treatment…

Q: Arrange the following 0.01 M substances in order of increasing pH. HNO3: pKa = -1.38 HNO2: pka =…

A:

Q: Question 14 For the following 1oordination complex{Co(H,0)4CIBr) Gire the name Determine the goo…

A:

Q: 2. Given: 2H2S(g) + O2(g) 25(g) + 2H20(g) a) What happens to (H20] if O2 is added? b) [O2] if H2S is…

A: Le chatelier principle says that equilibrium will shift in such a way so as to undo the effect of…

Q: 1 Zn + 2 HCl → 1 ZNCI, + 1 H, Given 300 grams of zinc, what is the theoretical yield of hydrogen in…

A: Calculation of theoretical yield.

Q: In your own words and in no more than three sentences, briefly discuss the two methods of how AH…

A: ∆H of reaction can be calculated using two methods.

Q: 2. Draw the scheme of bendazole hydrochloride synthesis (name all the products).

A: Synthesis of organic molecule.

Q: 04 S. (H2-CH3

A: Nomenclature of the organic molecules.

Q: 1(a) A reaction is observed to have the following rate constants at the indicated temperatures.…

A:

Q: The figure below is an example of a titration curve for Tating trorote acid witha stong base 10 10…

A: We are given titration curve for the titration of unknown acid(s) with a strong base.  In a…

Q: Nuclear reactions Nickel-56 decays with a half-life of 6.075 days. 1. Write the balanced nuclear…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer the…

Q: identify the hybridization of each carbon in all the following structures

A: Due to a covalency of 4, C can form hybridization up to sp3. For 4 bond electron densities,…

Q: Which of the monomers listed forms the addition polymer shown: CH; CH; CH3 CHCH,CHCH,CHCH2-…

A: Here we have to predict the monomer of the given polymer .

Q: Is the following carbocation aromatic ? +) Select one: VES

A:

Q: 10. Which of the aldopentoses below will give an optically active aldaric ecid (di-ncid) on…

A:

Q: After 12.80 days, a radioactive nuclide has passed through exactly five half-lives. The initial…

A: