Calculate this  question kilocalories added when 5.0 kg of water warms from 25 ∘C to 32 ∘C

Q: Draw the organic product of the Lewis acid-base reaction shown below. Include all lone pairs and…

A: BF3 have vacant p orbital hence BF3 acts as Lewis acid.   Ether have non bonding electrons hence…

Q: What is the oxidation number of this particular chemical reaction

A: In this question, we have to write the oxidation number for the given chemical reaction.

Q: Put the following four compounds in order of expected increasing Kow. Label with numbers 1 through…

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Q: What is the major product for the following reaction? OTS EtOH, EtONa heat…

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Q: Ka for acetylsalicylic acid (aspirin), HC9 H7O4, is 3.00 × 10-4. Ka for hydrofluoric acid, HF, is…

A: According to Bronsted-Lowry acid base theory, an acid is a compound which liberates proton (H+)  to…

Q: When a 7.99-g sample of gaseous hydrogen bromide dissolves in 32.4 g of water in a coffee-cup…

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Q: Use the rules (in order) to assign oxidation numbers to each of the elements in the compounds below.…

A: In general or in our words it is an number which represents the number of electrons that are lost or…

Q: termine the [H], [OH-], and pOH of a solution with a pH of 5.41 at 25 °C. [H*] = [OH-] = POH = M M

A: Since, pH value measure the acidity or basicity of the solution or compound. If pH > 7 then…

Q: 2. On a hot day, a student mixes 25 grams of fruit juice at 10°C with 250 grams of crushed ice at…

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Q: A volume of 500.0 mL of 0.180 M NaOH is added to 535 mL of 0.200 M weak acid (K₂ = 7.23 × 10-5).…

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Q: A hydrocarbon (containing only carbon and hydrogen) with an unknown formula is subjected to…

A: Answer: Empirical formula is the formula in which atoms present in the molecule are represented in…

Q: 2 H3C H₂ CH H₂C. CH₂ CH3 6-chloro-4-ethyl-3-hexanone 4-chloroethyl-3-hexanone…

A: For IUPAC naming following steps are required - First of all identify the longest carbon chain…

Q: Draw all the resonance structures and the resonance hybrid of PO43-

A: Resonance structure: If the Lewis structure of a molecule or ion cannot explain by a single…

Q: Which structure represents a different species with the other three? d. a. 3 4 شوم a b d

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Q: What is the heat of combustion of ethane, C₂H, in kilojoules per mole of ethane? Enthalpy of…

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Q: A 10.75 mol sample of methane gas is What is the pressure in atm calculated under these conditions?…

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Q: The value of K, for acetylsalicylic acid (aspirin) is 3.00×10-4. What is the value of K, for its…

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Q: Choose all of the processes from below which describe changes which are independent of the path by…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: What would be the name of this organic molecule according to the IUPAC nomenclature?? H H H-C-H…

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Q: how do you get the caco3 conc molarity? which is 0.01463 m

A: The molarity of a solution is defined as the moles of solute per liter of solution. Mathematically,…

Q: Thuggacin C is a natural product with excellent biological activity. How many chirality centers does…

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Q: a. b. C. d. CH3 CH3 CH3 OH OH OH Br H₂ Pd H3O+ THF, heat HIO4 H₂O KOH ethanol

A: (1)this reaction is reduction reaction  (2)this is elimination reaction  (3)this is oxidation…

Q: A student calibrated a Mg2+ ion-selective electrode using two standard solutions at 25°C and…

A: We need to plot the calibration curve from the given data of log[Mg2+] and potential E.

Q: How many electrons are transferred during the oxidation of ethanol (C2H5OH) to carbon dioxide (CO2

A: Electrochemistry is a branch of chemistry in which we deal with oxidation and reduction reaction.…

Q: The molecule has • 30, 2 • 31,2 HO, H H₂C. H₂C 5 CH3 CH3 3 sigma bonds and • 15, 2 . 16, 4 π bonds.…

A: For the first question, we have to find the number of sigma and pi bonds for the given compound. For…

Q: Balance the following chemical equation (if necessary): C5H10(g) + O₂(g) → H₂O(g) + CO₂(g)

A: A balanced chemical equation contain equal number of atoms of each element on both sides of the…

Q: Mass, S s of 32.07 g).

A: Number of moles is calculated by dividing the given mass with molecular mass. Given molecular mass…

Q: If the heat of combustion for a specific compound is -1090.0 kJ/mol and its molar mass is 49.47…

A: Heat of combustion of compound is - 1090.0 kJ /mol. Negative sign indicates that the heat is…

Q: Erythronolide B is Erythronolide B do H₂C H₂G H₂CH₂C O a. Amide OH CH₂ Erythronolide B b. Ketone C.…

A: We have given an organic compound and we have to identify functional group in the given organic…

Q: HO CH, CH. CH₁

A: Rules for iupac nomenclature: first of all select the longest chain as main chain Side chains are…

Q: 8. a. Assign E or Z configurations to each alkene below. H₂C Br CH3 CH₂CH3 b. CH3 CN CH₂CH₂OH

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Q: Search 10:39 AM Wed Oct 5 Question 17 Photo 18: H2S Lewis Structure and VSEPR Model B Question 18 +…

A: Lewis structure is the representation of valence shell electrons of an atom. We have been given…

Q: ..... Draw Skeletal structures for pair of isomers for a) CH₂CH₂CH=CHCH₂ b) CH3CH₂C=CHCH₂CH3 CI C)…

A: Dear student, we are authorised to solve only first three subparts of a question. Please post rest…

Q: Ciprofloxacin (Cipro™M) HO Ketone Ester Ether Alcohol Carboxylic acid F NH

A: Ketone : here Carbon is attached to two alkyl groups and a doubly bonded O.  Ester: here Carbon is…

Q: 5. Explain, in detail, why the density of a substance is independent of sample size?

A: The mass per unit volume of a substance is known as the density of the substance. The density of a…

Q: 5. Propane, C3H8 is a hydrocarbon that is used as a fuel. The most common use of propane is as a…

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Q: Potassium hydrogen phthalate is a solid, monoprotic acid frequently used in the laboratory to…

A: Given, Molarity of barium hydroxide solution = 0.281 M = 0.281 mol/L Volume of barium hydroxide…

Q: Using the balanced equation from Question #8, how many grams of lead will be produced if 2.54 grams…

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Q: If during the extraction of ethyl 4-aminobenzoate, a total of 25 ml of 3 M HCl was used, how many ml…

A: Given data, Volume of HCl = 25 mL Molarity of HCl = 3 M Molarity of NaOH = 6 M Let us assume volume…

Q: A) A vessel at STP contains 28.5 kg of N2 (molecular mass = 28u). What is the mean free path of the…

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Q: 13. 14. 15. CH₂CH3 T CI H3PO4/A NaOH DMSO KOH/A CH3CH₂OH CH3 + H₂O CH3 CH CH3 only alkene isomer +…

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Q: 4,5- Substance PbO₂(s) CO(g) CO₂(g) Pb(s) SUBIT Using the data in the above table, calculate A,S for…

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Q: To obtain pure lead, lead (II) sulfide is burned in an atmosphere of pure oxygen. The products of…

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Q: What is the pOH of an aqueous solution of 3.77 x 10-2 M sodium hydroxide? pOH =

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Q: The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina…

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Q: 2. Chlorine occurs naturally as two common isotopes, 35Cl and 37 Cl. Which of the following…

A: Given, Common isotpes : C35l & C37I Atomic mass of C35I : 34.969 amu Atomic mass of C37I :…

Q: The rate constant was determined at four temperatures for the following reaction: 2 CIO (g) →Cl2 (g)…

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Q: Propose an efficient synthesis for the following transformation: هو علم The transformation above can…

A: Here we are required to show the reaction scheme for the formation of given product.

Q: Pregabalin (LyricaTM) H₂N Primary amine Primary amide Tertiary amine Secondary amine Secondary amide…

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Q: What is this molecule ?

A: To solve this problem we have to name the given molecule .