Calculate the amount of heat needed to boil 156. g of ethanol (CH,CH,OH), beginning from a temperature of 54.2 °C. Be sure your answer has a unit symbol and the correct number of significant digits.

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A: Bioinorganic chemistry is branch of chemistry in which we study the chemical reaction in biology.

Q: 1. Give systematic (IUPAC) name to following compounds (a) (c) 5 0 (b) ОН (d) HO OCH3 OCH3

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Q: he NMR singlet at 83. gnals at 8177

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Q: 1- Kohlroysh law 2- Effect temperature on conductance التوصل الكورس for 0.05m kel is 0.0133 ohm¹ m²…

A: This problem is a nice example of Kohlrousch law & transport number of ions( Hittorf's rule).

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Q: b) . c) . CH₂ OH 8

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Q: Chemi how m atom A. 16 B. 20 C. 17 D. 19 E. 35

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Q: Me OH TSOH Me

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Q: Name the following ionic compounds: 1) Cu(NO2)2 2) Fe(HCO3)2

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Q: Set up the problem below and calculate the number of days that are equivalent to exactly 23040…

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Q: I. SPECTROSCOPY 1. a) Give the number of expected signals (ignore splittings) in the ¹H and 13C NMR…

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Q: How many grams of milk are in a glass that contains 6.00 fluid-ounces? (The density of milk is 64.4…

A: Given the volume of milk, V = 6.00 fluid ounces or 6.00 fl oz Density of milk, d = 64.4 lb/ft3  We…

Q: You are asked to prepare a buffer solution with a pH of 3.50. The following solutions, all 0.100 M,…

A: The available acids and their conjugate bases are: HCOOH, pKa = 3.745 CH3COOH, pKa = 4.75 H3PO4, pKa…

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Q: Gas Constant R of CO2 at 825K.

A: Gas constant is a universal constant and its value is fixed or same for all gases. It doesn't change…

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A: Answer: This question is based on relative solubility. To separate the ions, we have to choose such…

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A: Sometimes a molecule can be represented/drawn by a number of structures, which differ in position of…

Q: > Within atoms, there is an ongoing relationship between the nucleus and the electrons. Categorize…

A: Nucleus : Nucleus is a tiny part of an atom, consisting of protons and neutrons . It is spherical…

Q: A doctor orders 0.025 mg/kg body weight of morphine for a patient. If a patient weighs 117 lbs and…

A: Morphine required = 0.025 mg/kg Human body weight = 117 lbs = 53.05 kg Morphine concentration = 5.0…

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Q: The density of an aqueous solution containing 40.0% sulfuric acid (H2SO4) by mole is 1.681 g/mL. b)…

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Q: What does it mean if the color of the solution in UV flashlight are the following    Sample 1-…

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Q: What are the top ten producers of potatoes?

A: Potato has gained popularity around the world in recent years. The chemical name of the potato is…

Q: You are asked to prepare a buffer solution with a pH of 3.50. The following solutions, all 0.100 M,…

A:

Q: The density of an aqueous solution containing 40.0% sulfuric acid (H2SO4) by mole is 1.681 g/mL. a)…

A: Molality: The number of moles of the solute dissolved in one kilogram of the solution is known as…

Q: Consider the following system at equilibrium where AHⓇ = 268 kJ and Kc = 5.10 x 10-6, at 548 K.…

A: To determine the answer we would use Le-Chatelier's principle.    Note : As there are multiple…

Q: Tag each carbon atom in the main chain of the molecule drawn below. H | H – C – H Η Η | | H – C – C…

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Q: NH₂ Br₂ AlBr3 HNO3/H₂SO4 OH NH₂ Br₂ AlBr3 NO2 HNO3/H₂SO4

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Q: Name the following ionic compounds: 1) V₂(SO4)3 2) Zn3P₂ 3) Sr(C₂H3O2)2 4)Cu₂0 Could you also please…

A: Name the following ionic compounds:   1) V2(SO 4)3   2) Zn 3P 2   3) Sr(C 2H3O2)2   4)Cu₂O

Q: When 84.8 g of alanine C3H7NO2 are dissolved in 1200. g of a certain mystery liquid X, the freezing…

A: Answer: Freezing point depression of a solution containing non-volatile solute is:…

Q: How is the assigned buffer prepared? Write computations. Encircle the amount of solute needed for…

A: Answer : As pKa of H3PO4 are as below pKa1 =2.16 pKa2 = 7.21 pKa3 = 12.3 so we can use pKa2 to…

Q: I need the theoretical molar extinction coefficient of paranitrophenol in mol^-1cm^-1 (using moles…

A: Molar extinction coefficient is an intrinsic property of a compound which doesn't depend on…

Q: Complete each row of the table below by filling in the missing prefix or missing exponent. J 1 n J…

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Q: 7) Look at the lattice structure of each solid and match it with the type of solid. cr Zn Si or C O…

A: We would check the position of atoms in each given structure.

Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

A: 1.) The nature of reaction can be determined from the energy of reactants and products.  2.) The…

Q: Which of the elements go into complete addition solution (space positions or interstitial) with Ni?

A: Given

Q: Consider the following system at equilibrium where Kc = 55.6 and AH° = -10.4 kJ/mol at 698 K. H₂ (g)…

A: In this question, we will see that in which conditions the production of HI is favored that means if…

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A: To Calculate the following quantities and their (absolute) uncertainties, with guard digits:   a)…

Q: A patient is prescribed 100.0 mg/day of antibiotic for 2 weeks. The antibiotic is available in vials…

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Q: MASS 100 1 5045 % of Base Peak IR %Transmittance 100 1540 50 4000 ¹H NMR 300 MHz ata T 50 M 5.0 557…

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Q: (12.1 mL)(1.0076 g/mL) -1.05 g.

A: Significant figures of a number in positional notation are digits in the number that are reliable…

Q: For a solution that is 0.164 M NH3 and 0.102 M NH4Cl, calculate the [OH-].

A: Given - Molarity of NH3 = 0.164 M             Molarity of NH4Cl = 0.102 M

Q: Your neighbors are purchasing hamburgers for a backyard barbecue. They are expecting 36 guests and…

A: The problem here will be solved using dimensional analysis.

Q: 543.7 g + 568.45627 ml

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Q: What is meant by the first compound notation?

A: In chemistry, a compound - is a substance that is made up of two & more diverse chemical…