If the selectivity factor is equal to 1, the peaks are separated. True or False?

Q: Part A You mix a 150.0-mL sample of a solution that is 0.0111 Min NICI, with a 200.0-mL sample of a…

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Q: Draw a ketohexose. Draw the molecule on the canvas by choosing buttons from the Tools (for bonds and…

A: We have to draw a ketohexose.

Q: Question 28 The monosaccharide shown is CHO H- -O- A. an aldohexose B. an aldopentose C. an…

A: 28)  We have to classify the given structure of the monosaccharide

Q: Which is not a property of buffers? Buffers resist changes in pH when acids or bases are added or…

A: Buffers are used to resist change in pH. We we add some amount of acid or base, pH not changes much.…

Q: At 25 °C, a 10.0-mL solution of 0.0500 M AGNO3 was titrated with 0.0250 M NaBr in the cell: S.C.E. |…

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Q: Determine the Concentration of the Unknown Strong Acid In this activity you will use the virtual lab…

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Q: Buffer Learning Activ... NAME COURSE/YEAR/SECTION SCORE DATE Solve the given problem showing your…

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Q: 10.0 lirer flask contuh 02. of nole hycktyen sad Di400 niyen methane0300 nole o of 252 (R0-0824 te…

A: Given,  The volume of flask = 10.0 L Moles of CH4 = 0.200 mol.  Moles of H2 = 0.300 mol.  Moles of…

Q: what is the type of linkage below? is it reducing or non reducing?

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Q: What is the concentration of an unknown sample if its optical rotation is +28.50 deg mL/dm g. Its…

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Q: Determine if the photosynthesis reaction is spontaneous at 80°C. Chemical Equation: CO2 + H2O →…

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Q: अ @मांयंपल H is Pa=4.81 Pe=4'05 bak , 6= 4.63ba stendertonange in gibas fee enesy च अंट ? bak, P=451…

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Q: a. With attention to stereochemistry, indicate the product of the SN2 reaction of…

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Q: For the salt magnesium carbonate (MgCO₃),  the addition of H₃O⁺ will cause the solubility to…

A: pH of solution is defined as negative logarithm of hydrogen ions present in solution.

Q: STANDARDIZE THE Na,$;O3.5H;O WITH KIO,. Weight of KIO, = 0.5325 g V of KIO, = 250 mL N KIO, V KIO,…

A: Given:

Q: Ka = 1.8 × 10–5 for the ionization of HC2H3O2(aq). Determine the [HC2H3O2]/[C2H3O2–] ratio that will…

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Q: Using the table of the weak base below, you have chosen Ammonia as your weak base in the buffer…

A: Given,Weak base chosen : AmmoniaConcentration of the salt solution = 0.65 MThe desired pH of the…

Q: A cell is constructed according to the cell diagram below. If the measured potential is 1.00 V, what…

A: Here we are required to find the pH of the dichromate cell.

Q: Calculate [OH–] , [H+] , and the pH of 0.20 M solutions of each of the following  amines. a.…

A: Aniline and pyridine both are weak bases. From the equilibrium table we have to determine its…

Q: For the titration of a strong acid with a strong base, which statement below is FALSE? A. At V = 0…

A: While titrating a strong acid with a strong base, strong acid acts as an analyte and strong base…

Q: xylene heat 9,10-dihydroanthracene- 9,10-endo-a,ß- succinic anhydridė anthracene maleic anhydride

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Q: To prepare the buffer, a total volume of 500 mL is required. The stock solution of the weak base is…

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Q: 1 The sum of the ON of all atoms in a polyatomic group is equal to the group's net charge true or…

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Q: 78. Identify the spectator ions in this ionic equation: 2 NH,* (aq) + S²- (aq) + Zn²* (aq) + 2 CIO,…

A: In this question we have to tell the spectator ions in this ionic equation.

Q: How many joules of heat are given off when 5.00 g of water cool from 75.0 °C to 25.0° C? (Specific…

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Q: 4. From the following data at 298.15 K as well as the data tables (see file below), AH (kJ mol')…

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Q: Question 25 Which of the following amino acids is a secondary amine? A. proline B. glutamine C.…

A: The given problem related to the aminoacids topic.

Q: 82. Aqueous solutions of silver nitrate and potassium bromide react in a precipitation reaction to…

A: In an ionic equation, the chemical species which are present in aqueous solutions are written as…

Q: Question 9 If reaction Pathway A is carried out at high temperatures, a trisubstituted product…

A: (9)Product (D) is the possible trisubstituted derivative among all the given substance because Br is…

Q: What is Milliequivalent

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Q: (Q82) What is the oxidation number for phosphorus in each of the following? Please include the…

A: The common oxidation number of oxygen is -2 and hydrogen is +1.

Q: Equal amounts of three pure substances are mixed together. How many phases are present after mixing…

A: Matter has three main different forms- 1) Solid 2) liquid and 3) gas. But each solid and liquid can…

Q: Given the following values, what is the concentration of the acid? (With solution) Initial Volume…

A: Given: Initial volume of acid = 10.150 mL Final volume of acid = 11.620 mL Initial volume of NaOH =…

Q: 3. Calculate reaction AH°xn and reaction AU°, rxn for the reaction: TiCl4(1) + 2H2O(1) → TIO2(s) +…

A: Given reaction is :  TiCl4 (l) + 2H2O (l) ------> TiO2 (s) + 4HCl (g)  Calculate the standard…

Q: 98. Write a balanced, complete ionic equation showing the neutralization of sulfuric acid with…

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Q: The molar absorptivity for aqueous solutions of phenol at 211 nm is 6.17 x 103 L cm' mol-'.…

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Q: (Q84) With respect to the following unbalanced redox equation that takes place in a basic…

A: Here we are required to balance the redox reaction in basic environment

Q: Question 14 What is the correct assignment of the functional groups in the following compounds? CH5…

A: 14.  General names of functional groups,           RCOCl  -  Acid chloride           (RCO)2O - Acid…

Q: For indicator electrodes, which statements are true? I         Indicator electrodes are made from…

A: Indicator electrode is one of the two electrodes where response changes according to changes in…

Q: A sealed flask contains a mixture of hydrogen, oxygen, and nitrogen gases. The gases 11 A exert a…

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Q: Search for the chemical equation that would represent the following dissolutions. Calculate its…

A: NaOH(s)+aq=Na(aq)+OH^-, ∆H=-44.51Kj/mole NaHCO3(s)+aq=Na(aq)+HCO3^-,∆H=-18.61Kj/mole

Q: Question 9 How do you call the redox tritarion the used KMNO4 as titrant? titrimetry Permanganimetry…

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Q: If the pKa of an acid is 3.7, what is the Kb value of the acid?

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Q: 3. Decrcasing the pressurc: a. 2PBS(s) + 302(9) 2 2P60(s) + 2S02(0) b. PCI5(g) 2 PC13() + Cl2(g) c.…

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Q: Propose a mechanism for each of the following reaction: CH3 H20 Br но CH3

A: In this reaction mechanism step first formation of carbocation step second in the ring opening and…

Q: Chemistry Chemistry Steps NO2 Br2 а) FeBr3 CH3 Chemistry Chemistry Steps Cl2 b) ? AICI3 СООН…

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Q: Determine if the synthesis of sulfuric acid is a spontaneous reaction at 25°C. Chemical Equation: S…

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Q: 2. Calculate reaction AH°rxn and reaction AU°rxn for the total oxidation of benzene. Use the stable…

A: The complete oxidation of benzene gives Carbon dioxide gas and liquid water as -  C6H6(l) + 7.5O2(g)…

Q: give the oxi dation and reduction half- reactions that have talden pla ce ins Dioxovanadiumev] t…

A: A neutral atom can gain electron and form the negatively charged ion while a cation gains electron…

Q: The oxidation number of Chromium in K2Cr2O7 is? Group of answer choices +7 +5 +6 +12 +2

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