choose the pair of substances that are most likely to form a homogenous solution

Q: Dumb question, just starting to learn about mass spectometry. I know we have to memorize the common…

A: molar mass is 72 molecular ion have (M+.) = m/z = 72 (M-15) = m / z = (72 - 15) = 57 so (M-15)…

Q: + 2,4-Dinitrophenylhydrazine ->?

A: Ammonia or ammonia derivative reacts with carbonyl compounds to give addition products.

Q: How many Si atoms are there in a 63.4 gram sample of elemental Si? atoms

A: Given the mass of the Si sample = 63.4 g  We have to find the number of Si atoms.  We can proceed…

Q: How to convert grams to millimetres? And grams to centimetres?

A: Gram is a unit of measurement of weight. Centimeter and millimeter are unit of measurement of…

Q: Part A 4.0x1025 03 molecules Express your answer to two significant figures and include the…

A: 1 mole = 6.023 × 1023 molecules

Q: atoms or ions Ar, S, S 2- Si, Cl, S Br, I, F of decreasing 0,0,0 0,0,0 0.0.0

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Q: When 116. mg of a certain molecular compound X are dissolved in 60.0 g of cyclohexane C6H12, the…

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Q: Br Mg ether OH 2 H3O+ MgBr O 11 EtO OEt exc TE

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Q: Gentamicin sulfate is a water-soluble antibiotic that is used to treat a variety of bacteria,…

A: 8.)  We would use conversion factor to convert mass from grams to kg .  Then using the drug order,…

Q: Consider the reaction: PC13 (9) + Cl₂(g) → PC15 (9) Write the equilibrium constant for this reaction…

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Q: Assign the absolute configuration of all molecules. Draw the most stable conformer in Newman…

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Q: In the molecule shown label the indicated bonds with either their hybridization (sp,sp2,sp3) or the…

A: Hybridization is the mixing and recasting of atomic orbitals of the same energy and symmetry to form…

Q: (remember that rings CANNOT be condensed fully!) then (ii) provide the molecular formula for each on…

A: a. Condensed structure of the following compounds is given as  Molecular Formula of this compound is…

Q: vanadium crystalizes in a body centered cubic structure and has an atomic radius of 131 pm.…

A: The density of the vanadium crystal is given by: density of the vanadium is = mass of vanadiumvolume…

Q: A certain analytical method for the determination of lead yields masses for lead that are low by 0.5…

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Q: How many moles of NH3 do you have in a 1000 ml of a 1 M solution?

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: (a) If 83.0 g of ice at 0.0oC is placed in 235mL of water at 28.0oC, find the final temperature of…

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Q: 6. Redraw these molecules and identify the active atoms by circling them. re 7. Explain in words…

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Q: 5-hour energy is a drink that contains approximately 138 mg of caffeine. We also know that 1.00 oz…

A: Answer: In this question we have to find the number of chocolate bars that contains the 138mg…

Q: Consider the following system at equilibrium where Kc = 0.159 and AH° = -111 kJ/mol at 723 K. N₂ (g)…

A: We would use Le-Chatelier's principle to determine the answers.

Q: In a solution of acetone and water, the mole fraction of water is 0.573. If the vapor pressure of…

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Q: Rewrite this measurement with a simpler unit, if possible. 2.4 2 g.mL2 mL's

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Q: What is chromophore and pigment? Provide website link of reference

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

Q: b) C4H8Br2 (at least seven)

A: Please find your solution below : Constitutional isomers are the isomers that have same molecular…

Q: : Decomposition of N₂O5 dissolved in carbon tetrachloride is a first-order reaction described 2N205…

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Q: Compute the amount of medication that will be given to administer one dose of the following…

A: •Here given dose order which is prescribed is:- =>Order:-Valium 3mg IM q.6h •Means we have to…

Q: (a) -CH₂-OH HCl, ZnCl₂ Cl (a minor product)

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Q: Identify the functional groups in the structure shown (there can be more than one as Ether…

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Q: The oxygen atom has a total of eight electrons. Write the four quantum numbers for each one of these…

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Q: How many milliseconds (ms) are in a decade?

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Q: A (C8H100) oxidation + CrO3/H₂SO4 B (C8H₂O) + 2,4-DNPH - - Tollen NaOl C (C7H5O₂Na) + CHI3 HCI D…

A: Formula of compound A = C8H10O Double bond equivalent (DBE) = C + 1 - (H / 2) = 9 - 5 = 4

Q: Which of the ions gives a formal charge that is an accurate picture of where the charge really is?…

A: Formal charge = number of valence electron - Number of lone pair - 1/2 (Bond pair )

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: Hi what does wt in the equation stand for

A: 5.40 L of a solution contains 38.5 g of dissolved sodium hydrogen carbonate .We have to calculate…

Q: 1. Spectroscopy Predict the 'H NMR and 13C NMR spectral appearances of the molecule below, including…

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Q: QUESTION 4 From the Coursebook: What is a useful marker point for the Global Anthropocene? When…

A: A question based on nuclear chemistry that is to be accomplished.

Q: A sample of 0.552 g of metal x (molar mass= 113 g/mol) was reacted with 150 mL of 1.0 M HCl in a…

A: Given - mass of metal x = 0.552 g             Molar mass of metal x = 113 g/mol            Volume of…

Q: CROSOTTODICH Calculate average atomic weight. Calculate the atomic weight for bromine. It has two…

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Q: Identify the molecularity of each elementary reaction in the table below. elementary reaction 2NO(g)…

A: Molecularity :

Q: a) b) F 3 * 2 Н. O O 2 2 3 CH3 3 Ō CI I configuration C2 configuration C3 2 3 configuration C2…

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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: Acetylene reacts with HCl in appropriate conditions to form phenolic chloride C₂H3 Cl, which is used…

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Q: (c) Write a brief account on the difference between nematic and smectic phases.

A: Liquid crystal is a term referring to substances that are neither crystalline  nor isotropic but…

Q: QUESTION 3 Show how you would synthesize the epoxide starting from cyclohexanol and benzyl alcohol…

A: We have to carry out the given synthesis. Consept: Step 1: In the step cyclohexanol is converted…

Q: observered wavelength 651 nm - Red 483 nm - Blue 432 nm - Violet • From your data and the Rydberg…

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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: 1.04 km to cm

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

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…

Q: mechanisms of this reaction

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Q: Using a single reagent state how you would distinguish solid Lead sulfate from the solid Lead…

A: Qualitative analysis involve various chemical test used to distinguish various chemicals from each…