In the flame test if two ions have similar colors what could help you distinguish one from the other?

Q: Directions: Give the oxidation numbers of the underlined atoms in the following molecules and ions.…

A: Sum of oxidation number of each atom is equal to zero. In case of charge, it is equal to charge. Let…

Q: A chemical engineer is studying the following reaction: HCN(aq) + NH3(aq) → CN (aq)+NH(aq) At the…

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Q: Loss of which fragment from the parent molecule could account for the peak at 57 in the mass…

A: An analytical technique which is used for the analysis of mass/charge ratios of the fragments…

Q: A chemical engineer is studying the following reaction: N₂(g) + 3H₂(g) → 2 NH3(g) At the temperature…

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Q: Which transition will lead to the emission of light with longer wavelength, n = 3 to n = 2, or n = 4…

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Q: Draw the Lewis structure (3 resonance structures) and determine the formal charges on each atom for…

A: Given that, CO32- Write formal charge on each atom and draw the resonance structure ?

Q: If the mean mass of water measured with a 10-mL pipet is 9.97g at 24°C, what if anything, can you…

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Q: ncreasing the concentration of the salt in a colloidal system will: a) Increase the radius of sheer.…

A: In question give which option increasing the concentration of the salt in a colloidal system will.…

Q: A batch of codeine phosphate powder was analysed according to the BP (1999) method described below.…

A: The amount of codeine phosphate, C18H21NO3.H3PO4(s) is quantitatively determined by non-aqueous…

Q: polar part(s) of the molecule by indicating δ+ and δ- in the appropriate locations and indicate the…

A: REQUIREMENT FROM QUESTION:   The polar parts of the molecule. Dipole movement.  δ+ and δ- in the…

Q: Give the expected splitting pattern (i.e., multiplicity) of the signal for the indicated hydrogen(s)…

A: Here we are required to find the splitting pattern of the indicative hydrogen.

Q: Q5. A 3 kw wasted energy (as a heat) from a fired system at temperature of 80°C is to be used to…

A: Formula : Heat (Q) = m × s × ∆T  Where m= mass of water , s= specific heat of water , ∆T = change in…

Q: Explain why the amount of dissolved oxygen in a lake is often considered an indicator of the…

A: Dissolved oxygen (DO) is the amount of oxygen gas present in water. Running water has more amount of…

Q: 4. H₂ + Cl₂ → 2HCl Oxidation Reaction: Reduction Reaction: Reducing Agent: Oxidizing Agent: . 9|…

A: Oxidation: when an element loses electrons and the oxidation number increases. Reduction: when an…

Q: Five hundred grams of a 0.100 molal solution of contains how many grams of NaF?

A: Here we are required to find the mass of NaF required to prepare 0.1 molal solution

Q: iodide

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Q: Mechanism of separation is partitioning SEC OIEX HILIC ONPLC

A: Chromatography is the laboratory technique for the separation and isolation of a variety of samples…

Q: Mode of separation where the mobile phase can be composed of aqueous and organic phases. IEX NPLC…

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Q: A sample of nitrogen gas occupies a volume of 9.07 L at 41.0°C and 1.27 atm. If it is desired to…

A: According to the ideal gas equation PV= nRTWhere P= pressure of the gas V= volume of the gas n= no…

Q: What are the major biomolecules essential for life?

A: Biomolecules: The molecules that are present in living organisms are called biomolecules. The main…

Q: e-4.0 Unit 3 Thermochemistry Assignment SCH4U View Insert Format Tools Add-ons Help P 100% Y Normal…

A: According to the guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of the…

Q: Which is the best method for the following transformation? OH A. 1. BH3, THF 2. H₂O₂, OH- B. H¹, H₂O…

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Q: using the delta H reaction equation and standard enthalpies of formation, calculate the enthalpy…

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Q: At 60oC, the vapor pressure of ethanol is 352.7 mm Hg and that of methanol is 625.0 mm Hg. These two…

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Q: 11) Label each carbon center as a "R" or "S" center in the following molecules H Br Br XX Ph CN O ON…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: Which chemical equation below is balanced?   EQUATION A:  HCl(aq) + Ca(OH)2(aq) ----> H2O +…

A: In a chemical equation, reactants are present on left side and products are present on right side of…

Q: 7. Draw the product is formed when each alkene is treated with CH₂I2 and Zn(Cu)? a. I b. < C.

A: Since you have asked multiple question,we will solve the first question for you.If you want any…

Q: SHOW CALCULATIONS) If the energy of a photon is 1.27 x 10-18 J, what is its wavelength in nm3

A: The relation between energy and wavelength is as follows:

Q: The composition of a hydrated sodium-salt of a chromium(III)-oxalate complex ion conforms to the…

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Q: alculate the emf of the cell: Cd | CdCl(aq) I HNO,(aq)| H₂(g) | Pt ) 0.40 V b) -0.40 V c) 0.80 V 311…

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Q: The pH of a 1.4M solution of 3-hydroxypropanoic acid (HC₂H₂O3) is measured to be 2.18. Calculate the…

A: Given-&gt; Concentration of 3-hydroxypropanoic acid = 1.4 M pH = 2.18

Q: Which of the following has optical isomers? Explain your answer a) Square planar- [Pb(OH)Br₂l ]²- b)…

A: For optical isomerism there should be no plane of symmetry in complex.

Q: BiF5 is a strong Lewis Acid, forming adducts with simple Lewis bases such as ammonia and pyridine…

A: BiF5, being a strong Lewis acid, accepts electron pairs from Lewis bases such as NH3 and…

Q: The rate of a certain reaction is given by the following rate law: rate=k = K[N₂] [H₂]² Use this…

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Q: ▾ Part A What is the pH of a 0.125 Mammonia solution? Express your answer numerically to two decimal…

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Q: method as follows: punty of an ibuprofen sample was determined by a reversed phase HPLC Y A…

A: Equation for the best-fit line of the calibration curve is: y=26820x-1323.8

Q: Calculate the number of water molecules in Copper (II) acetate

A: Answer : Number of water molecules : one water molecules Explanation : Compound name : Copper…

Q: *There is an ideal solution at 293k. The vapor pressure of material A is P = 500.0 mmHg. And the…

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Q: Question 2 Give the classification of matter when two substances are present as a heteroatomic…

A: If same kind of atoms = homoatomic molecule If different kind of atoms = heteroatomic molecules

Q: Question 10 Which of the following are acid-base reactions? A KP(s) +20₂(g) →K,PO (s) B 7°F Sunny D…

A: Given,  In acid- base reactions the products are salts (neutral, acidic or basic ) and water.  In…

Q: sund 1: Η Η Η H—C-C-C-0-H Η Η Η lar orbital type: orbitals in the sigma bond: orbitals in the pi…

A: According to the question,we need to determine each of the highlighted bond for the compounds.…

Q: Compound A H₂N OH OH NH₂ ON Compound B H₂N H₂N H₂N Jove O Na OH OH S-CH3 OH Differentiating Chemical…

A: By some of the chemical tests one can distinguish functional group.

Q: Suppose that you use 0.75 g of iron in this experiment. What is the minimum volume of 1.5 M CuSO4…

A: Given following balanced Chemical equations -  a) using eq. (5-1) -  Fe(s) + Cu2+(aq) -&gt; Fe2+(aq)…

Q: 1.What is the van't Hoff factor for methanol, CH3OH? 2.What is the van't Hoff factor for…

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Q: Aivore reaction Nocl (8) + 1/2 0₂ (8) = N°₁₂ (91+ ½ cl ₂ (g) Carculate the ke for given reaction: G…

A: Given in following question a reaction

Q: A high altitude weather balloon filled with helium, He, collects data as it rises through the…

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Q: 9. PROBLEM SOLVING: 1. a 20 mL of EDTA titrant is required to titrate 40 mL of standard 0,25M CaCO3.…

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Q: According to valence bond theory, the triple bond in ethyne (acetylene, C₂H₂) consists of three…

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Q: ect the correct answer: iquid junction potential between the electrodes in an electrochemical cell…

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Q: same compounds. and (a) 0-H O +0-H (c) and 0- CH₂-C-H (e) CH₂=C-H and CH₂-C-H

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