لملسم The monomers H₂N- -NH2 and HD- would react with each other to form O a polyester O a polycarbonate O a polyamide OH

Q: Preparation and Standardization of 0.1 N lodine Solution Preparation 1. Dissolve 14 g of iodine in a…

A: As in As2O3 is undergoing oxidation to Na3AsO4. I in I2 is undergoing reduction to form NaI.

Q: Consider these reactions: Reaction 1: H₂(g) + Cl₂ (g) → 2HCl(g) Reaction 2: 20F2 (g) → O2(g) + 2 F₂…

A: Given that, the reaction 3 is N2 g + 2O2 g → 2NO2 g       ∆H = +66.4 kJ. We have to calculate the…

Q: 4. Calculate the Al+3 ion concentration in Al(OH)3 if the [OH*] is 2.9 x 10-³ M 5. The solubility of…

A:

Q: Problem 1: A 1.5 L nitric acid solution was prepared by mixing 5 mL of conc sufficient water. Atomic…

A:

Q: practice problen ?

A: Please find the attachment.

Q: 22. When the following solutions are mixed, which will NOT form a precipitate? A. FeSO4(aq) +…

A: As per our guidelines, we are supposed to answer only one question. Kindly, repost other question as…

Q: gas occupies 35.0 L at 202 kPa and 300 K. If the temperature is changed to 318 K and the pressure…

A:

Q: Problem 2: pka = 3.69 Your facilitator asked you to prepare 450-mL of a buffer solution having a pH…

A:

Q: (b) Neutralization reaction occurs when a solution of an acid and a base are mixed. Calculate the…

A: According to the question we have a netralization reaction in which calcium hydroxide is reacting…

Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an…

A:

Q: For the following reaction:  N2 (g) + 3 H2 (g) → 2 NH3 (g) a. Give the relative rates of the above…

A:

Q: Identify the bronsted lowry acids and bases and their conjugated in the reaction  HCO3- + H20…

A:

Q: لما SECTION B Answer ONE question only from this section The structure of D-Fructose shown below…

A:

Q: A diver exhales a bubble with a volume of 239mL at a pressure of 2.71 atm and a temperature of…

A:

Q: 1. 2. Classify each of the following compounds as aromatic, antiaromatic, or nonaromatic. d. d. 5. D…

A:

Q: Which of the following statements about precipitation requirements is incorrect?*   a. The…

A: Here we have to choose a correct option about precipitation requirements-

Q: tab MISSED THIS? Read Section 10.5 (Pages 404-406) Watch KCV 10.5. Draw covalent Lewis structures of…

A: The Hydrogen molecule which is also defined by the symbol H2. The H2 molecule is made up of two…

Q: 3. Write a balanced equation for the hydrolysis of each anion. a. CI¹ b. C₂H₂O₂ CO,¹ C.

A:

Q: 25. Nitrogen(II) oxide reacts with chlorine according to the equation: 2NO(g) + Cl₂(g) →→→ 2NOCI(g)…

A: Rate of reaction given for different concentrations of reactant.

Q: QUESTION (7) Write brief notes on the three methods of hydrogen storage a. Solid b. Liquid c. Gas

A:

Q: Draw the starting structure that would lead to this major product under these conditions. Select to…

A: Solution:  In the given problem NaNH2 will abstract the proton from alkyne and then the - charge on…

Q: metal cylinder contains 8.70 moles of NO2 gas at 300oC and 6.25 atm. a. Find the mass of 8.70 moles…

A:

Q: (c) (i) Draw the possible resonance structures for the cyanate ion, CNO'. (ii) Determine the stable…

A:

Q: for the reaction 4PH3 (8) ____ > 6 H₁₂ (8) + P4 (9) the equilibrium concentrations were found to be…

A:

Q: Ⓒ Synthesize Hard OH from (phenil) (with only benzene and propene as carbon sources, synthesize 14-…

A:

Q: where did the 1.479 come from?

A: Solution : Your doubt arises in the given step: 4.93 = 4.46 + log [( 40 + 3.5V mL) / (60 - 3.5V mL)]

Q: Which of the following equilibria will shift to the right when the volume of the system will…

A:

Q: pH = 7.15 + log [0.25]/[0.50] pH = pKa + log [0.33]/[0.11]; (Ka = 6.3096 x 10-8) [OH-] = 2.78 x…

A: Given : a. pH = 7.15 + log [0.25]/[0.50] b. pH = pKa + log [0.33]/[0.11]; (Ka = 6.3096 x 10-8) c.…

Q: What is the oxidation number of X in BaXO 4? (X is a hypothetical element. It doesn't matter what it…

A:

Q: Arrange the following compounds in increasing order of boiling point (lowest first).…

A: Boiling point is depends upon following factors

Q: A Group 2 metal with an electron configuration of [Ne]3s2 combines with fluorine (F2) to produce a…

A:

Q: A 0.1000 M solution of KHC204 is 0.1000 N in acid-base reaction with 0.1000 M NaOH. What is its…

A: The equation for the reaction of KHC2O4 with NaOH is: KHC2O4(aq) + NaOH(aq) →C2O42-(aq) + H2O(l) +…

Q: Draw the starting structure that would lead to this major product under these conditions. Select to…

A:

Q: Spectrum A ¹H triphenylmethanol @ 500 MHz solvent: CD 8.5 8,0 7.5 7.0 a. HA b. HB c. Hc d. Ho e. HE…

A: To predict the splitting pattern of each hydrogen of the given triphenylmethanol structure.

Q: At a certain temperature the rate of this reaction is first order in NH4OH with a rate constant of…

A:

Q: 1. KMnO4, OH- (warm) 2. H3O+

A: The given reaction is the oxidation of hexyne with Potassium permanganet to give pentanoic acid and…

Q: Rank the following three compounds in order of increasing C=O stretching frequency in their IR…

A:

Q: Convert -163.1  °C to Kelvin   Round your answer to 1 decimal place and don't forget to use the…

A:

Q: Convert 1.06  atmospheres to mmHg

A:

Q: Explain briefly.  a. What is the major advantage of base-catalyzed hydrolysis of esters over…

A: For any reaction the rate of the reaction plays an important role. We usually try to proceed the…

Q: Choose TRUE if the statement is correct and FALSE if the statement is incorrect.

A: The question is about true or false.

Q: When 50.00 mL of 0.1000 M of the weak acid was titrated with 0.1000 M NaOH, which of the following…

A: Here we have to determine the weak acid ( 50 ml of 0.1 M )  which gives steepest slope at equivalent…

Q: Calculate AG reaction spontaneous (yes or no Answer with 3 sig figs PC13 (g) + Cl₂(g) →PCls (g)…

A:

Q: When 2.01 g of a certain molecular compound X are dissolved in 50.0 g of benzene (C₂H₂), the…

A:

Q: Show which position of the 6 aromatic carbon is (are) the most electron rich by drawing detailed…

A: Electronegative elements(O/N) when directly attached to phenyl rings act as electron donating group.…

Q: Chemistry Name 3 major peaks and their bond types. What compounds do you think are present?

A: The above given IR is the infrared spectrum test of  polyphospazine containing carbazole in addition…

Q: (a) Calculate the molar concentration of all the ions in 0.40 M of aluminium sulphate. 0.4 '5. -5.…

A:

Q: What is the expectecocentration of OH in a saturated calcium hydroxide solution? Ksp of calcium…

A: We have to predict the expected concentration of the hydroxide ion in solution. Concept:  We are…

Q: Atomic Wt:   O = 15.999 As = 74.922  H = 1.008 Na = 22.990I = 126.904 C = 12.011   1. To balance…

A: As in As2O3 is undergoing oxidation to Na3AsO3. I in I2 is undergoing reduction to form NaI.

Q: For each chemical reaction listed in the first column of the table below, predict the sign (positive…

A: Increasing in entropy order, Gas>liquid>solid