Question 31 of 48 Submit What is the relationship between the two molecules shown below? A) They are identical. ОН B) They are constitutional isomers. C) They are isotopes,

Q: Why is it possible to use K2S instead of thioacetamide in precipitating the Group II and Group III c...

A: Thioacetamide is widely used in classical qualitative inorganic analysis as an in situ source for su...

Q: 1. For a copolymerization of A and B, the copolymerization plot is shown below. What could be reason...

A: A copolymer is a polymer that is comprised of at least two monomer species. Numerous economically si...

Q: Question 11 The following test data were obtained for an aqueous solution of calcium chloride. Mass ...

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Q: How does diffusion differ from osmosis

A: Diffusion the basically the movement of both solvent and solute substances whereas the osmosis is th...

Q: Give the group number where the cation belongs 1. Mercurous(Hg2-) ion gives a white precipitate with...

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Q: What is the molar solubility of AgI Ksp = 8.3 × 10-17 in the presence of 0.05 M KI? Group of answer...

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Q: Calculate the pH of a buffer containing 0.32 M HC2H2O2 and 0.14 M KC2H2O2. The Ką of M HC2H2O2 at 25...

A: The pH of buffer can be calculated by using Handerson equation.  Buffer solution is the solution whi...

Q: what characteristics of gases will result in higher values for the two van der waals coefficients

A: Please find your solution below : The constant a and b in van der waals equation are called van der ...

Q: What is the most commonly used fuel for FAAS, acetylene-N20 or acetylene-air?

A: The fuel used for FAAS given are acetylene-N20 and acetylene-air.

Q: Q1. How many total kilocalories are in a meal containing 125 g of carbohydrates, 25 g of protein, an...

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Q: Zinc reacts with copper sulfate in a single replacement reaction as follows             Zn (s)  +  C...

A: Given:-  Zn (s) +CuSO4 (aq)→ZnSO4 (aq)  + Cu(s)  mass of Zn = 50 g  Actual yield of Cu = 42.50 %  To...

Q: 3.38 Mercury is poured into the tube in the figure until the mercury occupies 375 mm of the tube's l...

A: Solution -

Q: A monatomic ion with a charge of +1 has an electronic configuration of 1s²2s²2p⁶3s²3p⁶ What is the ...

A: Given configuration of ion--- 1s² 2s² 2p⁶ 3s² 3p⁶    

Q: Which of the following is a reversible reaction according to the way it is written? Ag^ + (aq)+Cl^ -...

A: A question based on stoichiometry that is to be accomplished.

Q: Calculate the energy for each level of the H and He". HYDROGEN Orbit Energy N= 1 n=2 n =3 n = 4 N =5...

A: We have to calculate the energy for each level of the H and He+ in this question:

Q: The following IR spectrum corresponds to which compound? Explain. 1000 Wavenumber, cm Transmittance,...

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Q: An Ag/AgCl electrode dipping into 1.00 M HCI has a standard reduction potential of +0.2223 V. The ha...

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Q: If corn oil is used to make soap, what is the formula of the most abundant soap formed?

A: Corn oil has high amount of unsaturated fatty acids such as myristic,palmic, stearic and linoleic fa...

Q: Balance the following reactions and classify each reaction. i. CaCO3 (s) --> CaO (s) + CO2 (g) ii. C...

A: Given :-  i. CaCO3 (s) --> CaO (s) + CO2 (g)ii. C2H4 (g) + O2 (g) --> CO2 (g) + H2O (g)iii. KC...

Q: What would happen to an individual if the hydrogen ion concentration in their blood were to suddenly...

A: If the hydrogen ion increases in the blood of an individual then the pH level of the blood will decr...

Q: How many moles of gas would you have if you had a volume of 38.0 L under a pressure of 1432 mm Hg at...

A: An ideal gas is a theoretical gas composed of many randomly moving point particles that are not subj...

Q: What are the possible values of the magnetic quantum numbers, ml, for the f block elements in period...

A: Possible values for magnetic quantum number

Q: 7. Explain why Mg-EDTA complex is added to the titration mixture in the determination of calcium wit...

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Q: . Twenty-five pounds of propane are held in a sealed container at 350 psia. The volume of the contai...

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Q: 2HX(g) H2(g) + X2(g) Estimate the energy change (in kJ) for the reaction with the following X. F i k...

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Q: Five different solutions were prepared in the laboratory. One was prepared by dissolving 7.1g of sod...

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Q: How many grams of sulfur dioxide can be produced when 63 G of lead sulfide reacts

A: Given mass of lead sulfide ( PbS ) = 63 g   Molar mass of lead sulfide ( PbS ) =239.3 g/mol Molar ma...

Q: Give the number of protons, neutrons, and electrons for 240u+6 protons neutrons electrons

A: Calculate number of electron, proton and  neutron in 240U+6 ?

Q: Suppose you need a buffer with a pH of 4.9. Which conjugate acid-base pair should you use? O sodium ...

A: To find the appropriate buffer of given solution we need to find the buffer range of each conjugate ...

Q: In cation exchange reaction, how many grams of K+ will replace 2 meq of Ca2+ if K+ has a atomic weig...

A: One mole is the atomic mass or molecular weight per liter of each cation or anion.  K+ = 39 g/mol Va...

Q: Calculate the molar solubility of Lead (II) fluoride. Ksp PbF2=4.1 x 10-8 1.6 x 10-3 M 1.8 x 10-3 M...

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Q: 10. A 30 ml sample of 0.200 M HCN(aq) (Ka= 6.2 x 10-1º) is being titrated with 0.100 KOH(aq). Determ...

A: In multiple subparts, we solve only first three subparts according to the Bartleby guidelines. Find ...

Q: Use average bond energies to estimate the energy change (in kJ/mol) for the reaction (all bonds are ...

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Q: For H3PO4, Ka1 = 6.9 x 10-3, Ka2 = 6.2 x 10-8, K,3 = 4.8 x 10-13 What is the pH of a 0.13 M solution...

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Q: 2-14. Estimate the critical temperature and critical pressure for a mixture of 80 weight percent eth...

A: Given:- Estimate the critical temperature and critical pressure for a mixture of 80 weight percent e...

Q: In this peptide the amino terminus is the amino acid Cys-Ala-Gly-Arg-Gln-Met a.arg b.Сys c.gln d.met...

A: Please find your solution below : Amino acids are the building blocks of proteins. These are the org...

Q: A certain substance X has a normal boiling point of 103.6 °C and a molal boiling point elevation con...

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Q: 2. · Both CCI4 (carbon tetrachloride) and CS2 (carbon disulfide) are liquids used as solvents in spe...

A: Given reactions:

Q: The pH of a solution is 9.65. The solution is Land the hydroxide concentration is than the hydronium...

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Q: The reaction between Pl3, PSCl3 and Zn powder gives P3ls as one of the products. The sołution state ...

A: This Question is based upon P31 NMR.

Q: One of the steps in the commercial process for converting ammonia to nitric acid is the conversion o...

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Q: Provide the IUPAC name for the condensed structural formula shown here. CH2 CH2 CH3 CH2 H3C CH CH2 H...

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

Q: A good rule-of-thumb for a weak acid-strong base titration is to choose an indicator whose transitio...

A: In a corrosive base titration, the titration bend mirrors the qualities of the comparing corrosive a...

Q: Which pair of compounds and type of chemical bonding is correct? a. Ra-Cl – Ionic Bonding b. Mn-Mg ...

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Q: The following thermochemical equation is for the reaction of Fe3O4(s) with hydrogen(g) to form iron(...

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Q: Find the molar concentration of 23.5% w/w LiBr solution (Density = 2.05 g/mL)

A: Given :  w/w% = 23.5 %  Density = 2.05 g/ml 

Q: A student determined that the mass of four pennies was 8.7 grams. Use this information to calculate ...

A: Given :-  No. of pennies in 8.7 g = 4  To calculate :-  No.of pennies in 2.5 pounds   

Q: 1. Jose mixed 10 grams of calcium phosphate and 10 grams of potassium carbonate in an aqueous enviro...

A: As per our guidelines we can only solve first question. Please resubmit the other questions as next ...

Q: Solve the problem in gas laws. Kindly answer both numbers.  1. At 27.00 °C a gas has a volume of 6....

A:  Charle's law states that at constant pressure (P) and fixed mass of gas (n), the volume of the gas ...

Q: IV %3D a. d. II b. e. II c. IV

A: ->CH3SH is hard nucleophile hence it give addition at the hard center. -> I think there is som...

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.