The concentration that refers to the number of equivalence per liter of the solution is called ? Select one: a. Mole Fraction b. Molarity c. Normality d. Molality

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A: Formula used: Area of analyte signalConc of analyte= F×Area of standard signalConc of standardAx[Cx]...

Q: 1. At 603 K, there are 0.0100 mol of NH,Cl, 0.0100 mol of NH3, and 5.8 x 10³ mol of HCl in a closed ...

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Q: To a 10.00 mL solution of 0.050 M AgNO; was added 10.00 mL of 0.0250 M NaBr. a. Write a balanced equ...

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Q: Chemical Equation: Give the balanced chemical equation for each of the following reactions. SUBJE...

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Q: NO2 NH2 a. Br NO2 НООС. b. NO?

A: We have been asked to show the synthesis of 5-Bromo-2-nitroaniline and 2,4-Dinitrobenzoic acid from ...

Q: 4. Predict the repeat unit for the following polymerizations: a. H202 CH, b. NCO OCN c. base HN NH d...

A: Since you have multiple questions we will answer the first one for you. To get the remaining questio...

Q: IS the IR spectrum below showing 4-aminophenol, nitrophenol, or acetaminophen, or even neither? Can ...

A: To identify whether the spectrum is of 4-aminophenol, nitrophenol, or acetaminophen.  

Q: O =S= 0 OH CH3 Product I NaOCH3 product 2 CSn2)

A: During SN2 reaction there is inversion in copnfiguration

Q: Determine ∆G° for the reaction 2 NO₂(g) ⇌ N₂O₄(g) if K= 6.94 at 25.0 °C. (R = 8.314 J/mol･K)

A: Relation of gibbs free energy with equilibrium constant is given as:  ∆G = ∆Go + RTlnK  At equilibri...

Q: 47. A solution with a total volume of 750. mL contains 37.1 g Mg(NO3)2. Determine the concentration ...

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Q: Suppose that you started with 5 ml of 200 mg/L Cu2+ solution and added it to 1.0g of soil.  After mi...

A: (1) Here we are provided with 5 mL of 200 mg/L of Cu2+ solution which is added to 1.0 g of soil. Aft...

Q: What is the entropy change when 1.20 moles of CCl₂F₂ condenses at 25.0 °C? [∆H(vap) = 17.2 kJ/mol at...

A: Number of moles = 1.20 moles  Temperature = 25°C  ∆Hvap at 25°C  = 17.2 KJ/mol  ∆S of condensation p...

Q: Name the following structures: CH3 OCH3 CH3CH2CHSH HOCH2CH2OH CH3 OCH2CH2CH3 CH3CHSCH2CH3

A: We can write name of a compound by following iupac rule . 1.First of all select longest carbon chain...

Q: N. H. Image I- :Z||

A: Here we have to determine the chiral and achiral molecules from the given amine molecules .

Q: How many grams are required to create 350. mL of a 1.42 M NaCl solution?

A: I have find , what amount  NaCl added to make 350ml of solution.  Here use formula of Molarity. Whic...

Q: 2. Consider a helium atom. (a) Sketch the system and write the Hamiltonian. Denote the term(s) in th...

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Q: Consider the following statements relating to ΔHsolution is correct? A) Breaking bonds always relea...

A: In the form of a solution, solute makes bonds with solvent. 

Q: ST3D.3- At constant temperature and pressure, what is the minimum mass [in g] of glucose needed for ...

A: Answer: Value of gibbs free energy change is always equal to non-expansion work and over here electr...

Q: 1. Draw the most stable Newman projection for the following molecule. Explain why it is the most sta...

A: In newmann projection, bulky group should be in opposite direction(180°).  

Q: 1. 50.0 ml of 0.1 M NaOH is added to 100.0 ml of 0.2 M HCN (Ka=6.2x10-10). What is the pH of the sol...

A: Since you have posted multiple questions, we are entitled to answer the first only. 1) Given: Concen...

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Q: A precipitate of PbI, is formed when 5 mL of 0.012 M Pb(NO,), is added to 5 mL of 0.030 M KI. It was...

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Q: 02) Qual o valor aproximado (faixa de frequência) que os grupos funcionais em destaque absorvem no e...

A: Concept : Vibrational frequency.  We know that Vibrational frequency is mainly depends mainly on the...

Q: Calculate the mass of 4.50 moles of Ca3PO4 O 0.0209 g 968 g O 215 g O 87.1 g

A: Given: Moles of Ca3PO4 = 4.50 mol Standard data: The molar mass of Ca = 40.08 g/mol The molar mas...

Q: Which of the following is most likely to be the first step in the general mechanism for electrophili...

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Q: What is the ideal TLC R; for column chromatography application? Why is it advisable to run a TLC ana...

A: The answer of the question is given below:

Q: Differentiate between acute and chronic health effects from air pollution.

A: Air pollution is now a days a life-threatening problem. Air pollution arises due to emission of pois...

Q: Calculate Kc and Kp for this reaction.

A: calculation of Kp and Kc

Q: A type of electrolytes that complete ionize in a solutions is called? Select one: a. weak electroly...

A: Electrolyte are the compound which when dissolved in aqueous solution produce ions.

Q: Oxygen can be produced by the decomposition of mercury(II) oxide, through the following balance equa...

A: According to the given balanced chemical equation, 2 moles of HgO reacts to produce exactly 1 mole o...

Q: e concentration of M

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Q: Begin by making a titration curve for the precipitation titration of 30.00 mL of 0.070 M SCN- using ...

A: First, we'll calculate the volume of Ag+ required to reach the equivalence point. This can be done a...

Q: How many  molecules of oxygen (O2) are needed to produce 1.5  mol of NO by this reaction?

A: How many molecules of oxygen (O2) are needed to produce 1.5 mol of NO by this reaction?

Q: Which statement is true?   Question 29 options:   Hydrogenation of an alkene forms an alkane   Hy...

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Q: QUESTION 6 If two wavefunctions, w(x) and p(x), are orthogonal, this means that they have the follow...

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Q: ideal

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Q: What are the origins of hydrocarbons and other organic compounds

A: Origin of most of hydrocarbons:

Q: Silver nitrate is added to a solution of 1 x 10 M sodium acetate (K, AgC,H,O2 = 1.9 x 10°): a) At wh...

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Q: Hello, just looking for help with my review. I'm supposed to draw a structural diagram for propyne, ...

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Q: The two spectra below correspond to cyclopentanone and 2,3-dihydro-1H-inden-1-ol (formulas below). W...

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Q: Balance the following chemical reaction: NH3 + 02 --> N2 + H20 Answers or coefficients are whole num...

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Q: Assuming the inorganic product of Na2S2O4. 2H2O is HSO3-, write a balanced equation for the reaction...

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Q: Explain why it is necessary to titrate the vinegar and milk.

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Q: II. Calculate AH, for each of the following (using Table 1). + CHa from the reaction CH.(8) • 20:(8)...

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Q: formation of white precipitate O presence of oxalate ion O addition of potassium permanganate O disa...

A: The analytical chemistry is used to identify the groups, inoragnic groups, functional groups by diff...

Q: The dissociation of N2O4 into NO2 is 16.7% complete at 298 K and 1.013 bar. N2O4(g) ⇋ 2 NO2(g) Deter...

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Q: Classify each of the compounds as soluble or not soluble: manganese(II) sulfide aluminum sulfate bar...

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Q: You measure 48.0 mL of a solution of sulfuric acid with an unknown concentration, and carefully titr...

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Q: 1/2 ()" The eigenstates of the particle-in-a-box are written, ηπχ. sin If L = 10.0, what is the expe...

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