Arrange the following: H₂, I₂, O₂, Ar [1] from the lowest to the highest boiling point; [2] from the least to the most polarizable. Explain why.

Q: 272. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The…

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Q: 1. A mars lander may use small rockets to carry cameras on parachutes to a high altitude to survey…

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Q: A mixed thorium decay product sample is separated into elements, yielding a 1.19mg sample of…

A: Actinium-225 is a radioactive substance with a half-life, t1/2 of 9.20 days. t1/2 = 9.20 days * 24…

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Q: Suggest the enzymatic pathways that are involved in the metabolism of heroin and codeine.

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Q: A sample of a substance with the empirical formula XCl3 weighs 0.5706 g. When it is dissolved in…

A: XCl3 + 3 AgNO3 -> 3AgCl + X(NO3)3 According to the above balanced equation 3 x number of moles of…

Q: Balance the following oxidation-reduction reaction as if it were to occur in a basic solution. |(aq)…

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Q: Which type of battery is rechargeable? A) alkaline battery C) dry cell B) button battery D) lead…

A: We know that , Primary batteries are non-rechargeable batteries. Example: dry cell,  button battery,…

Q: The heat of vapoorizatiom AHyof ammonia (NHg)is 23.4KJ/mel.coleulate the change in entropyss when…

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Q: Determine the mass in grams of a sample of gas that occupies 614.9 milliliters, at a pressure of…

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Q: Fine particles of metallic iron can be injected underground to remediate pollution of underground…

A: #Part-1: We are given an unbalanced redox reaction which is: Fe(s) + C2HCl3(aq) ---> Fe2+(aq) +…

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Q: Calculate AG° for the following reaction at 25°C: 3P62*(aq) + 2Al(s) 2 3Pb(s) + 2A*(aq) kJ/mol

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Q: A laboratory scale reads 5.4630 g for the mass of a sample during lab. What is the correct way to…

A: A laboratory-scale reads 5.4630 g for the mass of a sample during lab. What is the correct way to…

Q: 1. For IR spectroscopy there are vibrations. and (A) For these two categories of vibrations describe…

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Q: Based on this lipid structure, what kind of product is formed if NaOH is added to a triglyceride?…

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Q: 2.7 Assume household vinegar contains 5.00% acetic acid by weight and that the density of vinegar is…

A: CH3COOH + NaHCO3→CH3COONa+ H2O + CO2 % w/w concentration = [mass of solute/mass of solvent] x 100

Q: Current Attempt in Progress Identify the reagents thatcan be uned to accomplieh the folowing…

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Q: O 8. Use a scientific or graphing calculator to solve. Thorium-228 is a radioactive substance that…

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Q: An acidic amino acid has a side chain that contains O a methyl group O an alcohol group O a carboxyl…

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Q: A voltaic electrochemical cell is constructed using the following reaction. The half-cell components…

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Q: Calculate the mass of iron(III) oxide (Fe, O,) that contains a trillion (1.000 x 102) oxygen atoms.…

A: Molar mass of iron(III) oxide: 159.69 g/mol Avogadro's constant: 6.022 × 1023 Given, Oxygen atoms -…

Q: Chemistry All of the following complexes have an octahedral structure. Fill in the blanks in the…

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Q: Calculate the cell potential for the galvanic cell in which the given reaction occurs at 25 °C,…

A: To calculate cell potential we would use Nernest equation at 25°C .  For this we need to calculate…

Q: IIUne UI the above äre true 4. What is the starting point for selection of a suitable ion-exchange…

A: c

Q: Use the table of standard reduction potentials to select a reducing agent that converts NI2+ to Ni…

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Q: If 32.2 g of ethanol at 21.5 °C absorbs 2.39 kJ of heat, what is the final temperature (in C) of the…

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Q: What is the relationship between nanometres and Angstroms

A: Nanometer and angstroms both are unit of length.  1 nanometer =10-9 m 1 angstroms =10-10 m

Q: Solid barium nitrite is slowly added to 75.0 mL of a ammonium phosphate solution until the…

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Q: Gypsum (plaster of Paris : CaSO,. 2H,0) is produced by the reaction of calcium carbonate and…

A: Gypsum is prepared by the reaction between calcium carbonate and sulfuric acid. CaCO3 + H2SO4…

Q: phenols and alcohols similar properties

A: Organic chemistry is branch of chemistry in which we deal with carbon related compound such as…

Q: (d) LOH LOET EtO OEt (2.0 equiv)

A: In this reaction  step 1-  Proton abstraction then Michael addition. step 2- these are the reaction…

Q: Current Attempt in Progress Identify the reagenits that can be used to accomplishthe fullowing…

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Q: A 0.445 kg sample of an unknown metal loses 9.2 kJ of heat. If the change in its temperature was…

A: Given data is as follows: The mass of the unknown metal = 0.445 kg = 445 g The heat loses by metal =…

Q: Convert the following measurement. 3 kg 9.6 x 10 %3D mol · L mol dL

A: Unit conversion: 1000 g=1kg1 L=10 dL (decilitre) We have to calculate following: 9.6×103 gmol.L=_…

Q: When the Cu2+ concentration is 2.68x10-4 M, the observed cell potential at 298K for an…

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Q: Calculate the emf of the following concentration cell: Mg(s) | Mg²*(0.36 M) || Mg²*(0.56 M) | Mg(s)…

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Q: Write reasonable mechanisms for each of the following transformations and label any…

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Q: The following reaction is an example of which type of chemical reaction? 2 Ag(s) + Cl2(g) → A£C1(s)…

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Q: One or more of the monomers below are needed to make the polymer [References] CN CN CN…

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Q: At a certain temperature the vapor pressure of pure chloroform (CHCI,) is measured to be 57. mmHg.…

A: Given data :

Q: The hydronium ion concentration in an aqueous solution at 25°C is 2.8x1o-2 M. The hydroxide ion…

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Q: ĮKelerences) VISUALIZATION Polyester Formation %3D но-А-он но-с- В-с-он ethylene glycol (A group)…

A: The ethylene glycol reacts with terephthalic acid to form polymer.

Q: Calculate the bond energy per mole for forming all the bonds of water molecules, H2O. Calculate the…

A: Here we are required to find the energy need during bond breaking or bond formation of a compound .

Q: Lab. work Nacl is a chemical compound of a molecular mass =58.4 1- prepare 10 ml of one molar…

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Q: Which of the following is the correct expression for Kc for the following equilibrium? 2NOCl(g) ⇄…

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Q: 1. How many moles are present in the 5.00 g of sodium bicarbonate you used for this experiment? 2.…

A: A question based on mole concept that is to be accomplished.

Q: Use the thermodynamic data below to compute the average bond enthalpy of the metal-ligand bonds in…

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Q: A voltaic electrochemical cell is constructed using the following reaction. The half-cell components…

A: Here in Galvanic cell oxidation occur at anode and reduction takes at cathode. Hence elctrons…

Q: If there are 4.47 moles of magnesium bromide,MgBr2, how many grams do I have? The molar mass of…

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