An unknown metal with atomic radius of 0.175 nm forms an SCC structure. What is the density of the unknown metal if its atomic weight is 70.4 g/mol?

Q: Indicate the oxidation state of the underlined element in the following species. Show all pertinent ...

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Q: How many hydrogen atoms will an 8-carbon alkane possess? a. 12 b. 14 c. 16 d. 18

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Q: a net ionic equation best

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Q: What is the molecular polarity of NCI3? Non-Polar Molecule O Polar Molecule

A: The correct answer is given below

Q: AH° for

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Q: Use your molecular modeling kit to determine the absolute configurations of the following compounds....

A: CIP Rules : Identify the chiral centers Give the priorities to the groups according to their atomic...

Q: What reagent would you use to distinguish between the aldehydes and ketones and indicate what you wo...

A: Answer: Aldehyde and ketones can be distinguished on the basis of the difference in their chemical p...

Q: 2. How to find what a materials crystal structure is? (FCC, BCC or neither FCC or BCC or others)

A: Please find your solution below : Crystal structure is an ordered arrangement of atoms, ions or mole...

Q: 3. Describe the crystal struUcture of iron, which crystallizes with two equivalent metal atoms in a ...

A: Please find your solution below : Crystal structure is an ordered arrangement of atoms, ions or mole...

Q: The concentration of a K3[Fe(CN)6] solution is 0.15 M. Calculate the concentration of a solution of ...

A: Given that, the concentration of a K3[Fe(CN)6] solution is 0.15 M.  We have to calculate the concent...

Q: CH Methyl Benzoate Band Intensity Assigned to the link Frequency (cm') Vibrational mode M IR Methyl ...

A: We have to assign the IR spectrum of methyl benzoate. Here the ester C=O stretching frequency is low...

Q: Which of the following salts form a neutral aqueous solution at 298 K? [Select all that apply] Group...

A: Neutral solution would be made by salts which are neutral in nature. Neutral salts are made up from ...

Q: Oxidation Reaction:    Reduction Reaction:

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Q: Consider a 1.0 L buffer containing 0.11 mol L-1 HF and 0.11 mol L-1 F-. What is the pH of the soluti...

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Q: A substance has a half-life of 26 years. presently, if there are 6293 grams of the said substance, h...

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Q: Answer no. 5 only

A: The unit cell for tin has tetragonal symmetry, with a and b lattice parameters of 0.583 and 0.318 nm...

Q: Define each stereocenter as either (R) or (S). If the molecule does not have a stereocenter select "...

A: Assign priorities to the groups attached to the chiral centre as per CIP rule(Cahn-Ingold-Prelog) If...

Q: In some circumstances, dehydrogenation is observed. Dshydrogenation imvalves the lass of two hydroge...

A: Given : structure of molecules

Q: Suppose a 250. mL flask is filled with 1.0 mol of Cl, and 1.8 mol of HCl. The following reaction bec...

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Q: Identify the substance below that is anti-aromatic. N- II A) I N. B) II C) II CH2 D) IV II IV

A: Anti-aromatic substance have 4n pi electrons in the ring where n=1,2,3,etc. as well as every atom in...

Q: Select the correct reagents to carry out the following multi-step synthesis. CH3 CH2-Br CH,-OH CHO s...

A: 1. Fridel craft alkylation is electrophilic aromatic substitution reaction in which benzene acts as ...

Q: Assume the observable Universe is charge neutral, and that it contains n nuclei (hydrogen plus heliu...

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Q: Calculate the following answer and round to proper decimal places, Don't forget units. 9.30g - 4.30g...

A: Calculate the following answer and round to proper decimal places, Don't forget units. 9.30g - 4.30g...

Q: What reagents are required to convert tert-butylbenzene to p-tert- butylbromobenzene? A) HBr Br B) B...

A: THIS IS AN ELECTROPHILIC SUBSTITUTION RACTION OF THE BENZENE RING,WHERE Br2 IS THE ELECTROPHILE.

Q: of TT electrons:

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Q: grams

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Q: Given a solution of 0.1 M Ag+ and 0.2M of Pb2+, (Ksp for silver oxalate = 3.5x10^-11 and ksp for lea...

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Q: Consider the structure of cyclohexyne, if it undergoes acetylide reaction with NaNH2 and 2 moles of ...

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Q: What is the percent yield of CO 2 if the reaction of 10.0 grams of CO with excess O 2 produces 14.0 ...

A: Using stoichiometric ratio we can determine how many moles of CO2 produce and from that we can calcu...

Q: Check Your Understanding on Crystal Structure 1. Differentiate crystal structure, crystal system, an...

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Q: Examine the above reactions (RXN 1-6). Give the name for each Electrophilic Addition Reactions (AE)....

A: Given : structures of reactants and products. 

Q: (C) Diels-Alder, [4+2] cycloadditions of diene and dienophile and [2+2] cycloaddition COME HO. heat ...

A: Cycloaddition reaction is a pericyclic reaction in which two pi bonds are broken while two sigma bon...

Q: 1. It will define the following terms: to. molality b. Colligative properties C. nonvolatile solute ...

A: We have to  define the following terms: to. molality b. Colligative properties c. nonvolatile solute...

Q: he burning of 50.2 g of SiH 4 (MW= 32.8)at constant pressure gives off 3790 kJ of heat. Calculate A ...

A: Please see the attachment. 

Q: Please help by identifying each functional group. There is at least 2 steps for each

A: We have to carry out the given transformation atleast in 2 steps.

Q: 6. Here we have the molecular orbital energy diagram for this chlorophyll molecule. Match the absorp...

A: Here given a molecular orbital diagram for the chlorophyll molecule. And also the absorbance diagram...

Q: 17. It is known that the adsorption of carbon monoxide is molecular adsorption on the surface of nic...

A: Adsorption is a physical process in which one substance get attached physically on the surface of an...

Q: What is the pH of a 0.430 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

A: pH= 1/2(pKb-logc) Here given Kb=1.7×10-9,hence pKb=-logKb=-log(1.7×10-9) given c=0.430 M

Q: QUESTION 9 While trying to create a new compound Dr Knax realizes he needs to use a reaction that an...

A:   A  large positive ΔHº value represents an addition of energy from the reaction resulting in an end...

Q: An buffer is prepared by combining 4 L of a 0.57 M X solution with 4 L of an 0.57 molar HXCI solutio...

A: Weak base are those base which does not dissociate completely in aqueous solution. Here X is weak ba...

Q: 3) A solution has a pOH of 3.62. a. Is the solution an acid or a base?. Part b below first.) (If you...

A: As part of our community guidelines, we can answer only the first three sub-parts of the given quest...

Q: 24. Two elements that have the ground-state valence shell configuration of ns?npª are | Select ) ( S...

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Q: Draw the major product of this reaction. Ignore inorganic byproducts. +

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Q: Draw the major product of this reaction. Ignore inorganic byproducts. NO2 1. LIAIH4 2. H3O*

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Q: Why do we use a salt bridge during calomel measurement

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Q: Balance the following redox reaction if it occurs in acidic solution.  What are the coefficients in ...

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Q: Based the composition of Montmorillonite KSF clay, what functionality could act as an acid? What fun...

A: composition of Montmorillonite KSF clay

Q: A 4.0 liter rigid, indestructible metal can is filled with nitrogen gas at 45 °C to a pressure of 85...

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Q: Synthesis . Show how you would carry out the following transformations. You may use any solvents, or...

A: Here we have to synthesize the given amino acid phenyl alanine by thalimide synthesis from given sta...

Q: A beaker with 195 mLmL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The tot...

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Group 14 Elements

The following elements come under group 14 of the periodic table.