Q: structure
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Q: How many g of Ca reacted?
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Q: 1. Define and describe precipitation titration?
A: As per the rules only the first question can be answered.
Q: Diethylamine (structure presented below) and HCl react to produce CH3 CH3 diethylammonium chloride…
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Q: Consider 500 g of ice at -55 oC to which 1600 kJ of heat was added in a controlled way with no heat…
A: Given: Mass of ice = 500 g. Amount of heat added = 1600 KJ = 1600000 J And initial temperature of…
Q: This question deals with the vapourization of isopropyl alcohol: CH3CH(OH)CH3(/)= CH3CH(OH)CH3(g)…
A: Given-> Boiling point(T) = 355.5 K ∆vapH° = 39.86 KJ/mole
Q: How much heat is gained by nickel when 281 g of nickel is warmed from 21.5 °C to 55.7 °C. J The…
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Q: What was the purpose of conducting a murexide test after extracting the caffeine from aqueous…
A: The murexide test is an analytical method for determining the presence of caffeine and different…
Q: the work w
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Q: Which of the following is a means of creating a buffer of H2CO3/NaHCO3? A) Mixing 10 mL of 1 M HNO,…
A: -> Buffer contain weak acid or weak base with their conjugate base or conjugate acid…
Q: Which of the following bond is polar covalent bond?
A: Covalent bond: It is formed due to sharing of electrons Bond between two electronegative atoms…
Q: Describe the formation of hydroxyproline for the synthesis of collagen in detail
A: Hydroxyproline is a non-essential amino acid. It is found in collagen, many gelatin products and a…
Q: What is the pH of a buffer solution consistig of 0.035 M NH3 and 0.050 M NH4 + ? (Ka for HN4+ = 5.6…
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Q: 3. Provide an example (chemical symbol) for each of the following: A) s-block element B) p-block…
A: There are four blocks in the modern periodic table as per according to the various properties of…
Q: (Q47) What is the molar solubility of lithium phosphate (Lİ3PO4) at 25°C? The Ksp at this…
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Q: Calculate the molecular rotational partition function for 14N2 at 298"K for both molecules. The…
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Q: Select the major product(s) of the following reaction. pyridine HO + CI
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Q: Give an explanation of the semi-empirical mass formula and its symmetry term
A: The answer is given below
Q: A sample of helium gas has a volume of 6.30 L at a pressure of 825 mmHg and a temperature of 21∘C.…
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Q: Which of the following methods would be successful in producing the product starting from the given…
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Q: Gallium-67 is used medically in tumor-seeking agents. The half-life of gallium-67 is 78.2 hours. If…
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Q: Epinephrine contains the __ group that is absent in norepinephrine. The donor of this group is…
A: Structure of epinephrine and norepinephrine
Q: 1. Nernst, Gibb's relationship to E° and equilibrium. Everything we've learned so far is…
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Q: 4.The following two molecules undergo stereospecific eliminations reactions. Draw the expected…
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Q: Vhat would the strongesSt a. CHCI3 b. KF in water c. CF4 d. CH3NH2 hoices of answers:(type disp for…
A: The strongest intermolecular attractive forces: a. CHCl3 - dd
Q: Calculate the final temperature, in degrees Celsius, for each of the following, if VV and nn do not…
A: Argon is an ideal gas. Ideal gas equation will be used to find out the final temperature.
Q: 9. Which of the following elements has the largest first ionization energy? A) Bе B) Mg С) Са D) Sr…
A: In this question, all the element present in 2nd group of the periodic table and when we move down…
Q: Part II. Directions: Using the Hund's rule, write the electron configuration of the following…
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Q: Solid calcium reacts with water to produce hydrogen gas and calcium hydroxide. How many moles of…
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Q: Complete the electron-pushing mechanism for the base-promoted hydrolysis of an ester shown in the…
A: Answer:
Q: aluminum chlorate .
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Q: 16. Based on the Bohr model of the atom, if an electron underwent a change from n = 2 to n 3, would…
A: Given that, Initially, n1=2 Final , n2=3 Absorb or emit ?
Q: What amount of heat, in kJ, is required to convert 1.60 g of water at 67.0 °C to 1.60 g of steam at…
A: Given: Mass of water = 1.60 g. Initial temperature of water = 67.0 oC And the final temperature of…
Q: atoms of each element are
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Q: How many molecules are in 3.1x10^-3 g of C9H8O4?
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Q: molar concentration of the NaOH solution?
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Q: A waste heat exchanger is used to absorb the energy from the complete combustion of hydrogen sulfide…
A: Mass of hydrogen sulfide = 12 kg = 12×103 g (1 kg = 103 g) Change in temperature, ΔT = 52 °C Molar…
Q: Which of the following describe(s) the following reaction? Choose all that apply. 235U 94 Sr 130Xe +…
A: Which of the following describe the reaction--
Q: Find the noble gas having the same electronic configuration with Sr+2. Z of Sr = 38 Group of…
A: Atomic number of Sr = 38 Sr has total 38 electrons
Q: A non-spontaneous reaction is also considered an impossible reaction. True False
A: Given question discusses, how non spontaneity is different from the inaccesibility of a chemical…
Q: Select the major product of the following reactions. EtO. 1. NaOEt/ EtOH 2. HзО* OEt OEt III OEt OEt…
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Q: Select the products of the following reactions. 1. NaOEt EtO 2. CH2BR 3. H¿O*/ heat + CO, + E1OH `OH…
A: ->NaOEt is base which can abstract most acidic hydrogen and form nucleophile which can give…
Q: Calculate grams of 3 sodium atoms Na = 22.99 g/mole Group of answer choices A.) 9.08 x 10exp-20 g…
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Q: Find the molarity of a KOH
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Q: Place the following molecules in order of increasing reactivity (least reactive to most reactive) in…
A: Between acyl chloride and alkyl Chloride, acyl chloride is more reactive than the alkyl Chloride.
Q: What is the % molecular mass of Iron in Fe2S3?
A: The percent mass of an element in a compound can be calculated by using the following formula:
Q: A sample of helium gas has a volume of 6.30 L at a pressure of 825 mmHg and a temperature of 21∘C.…
A: Given, Note: 760 mmHg = 1 atm Initially Pressure (P1) = 825 mmHg = 1.08553 atm Volume (V1) = 6.30 L…
Q: DMSO OTS CI Na. OCH, > Br Ph- Na OCH2 CH3 oH Hz SO4 neat
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Q: mdet te major arodeet for he lowing trenetomation. e minda of siereechamitry, wen sppl Me. 1. ВНз…
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Q: View Available Hint) O Oumosis ocours when the solvent moleculea move from asolution of higher…
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Step by step
Solved in 2 steps with 1 images
- What is the main product from the reaction sequence below?Show the major organic product and mechanism for the transformations below.Propose a detailed mechanism for the reaction below (in the attached picture), showing the structure of thestable intermediate and using curved arrows to indicate electron flow in each step