t ratio of NaCN to HCN i

Q: In this experiment, we will be using the gas inside of a small hand-held lighter. Before the trial,…

A: Known Before the trial weight of lighter = 46.747 g After trial weight of lighter = 31.104 g

Q: s reaction endothermic or exothermic? ts) oinnerdtoxca no tobne Additionally, rewrite the…

A:

Q: 15. Which of the following is a key intermediate for the reaction in the box? 1. 2 CH,LI CH3 OCH3 2…

A: Ester with 2 moles of organolithium reagent after hydrolysis gives tertiary alcohol.

Q: dissolve in HCI?

A:

Q: A 72.0 g sample of an organic solid is dissolved in 180mL of water. The solid is extracted using one…

A: A question based on analytical separation that is to be accomplished.

Q: 20. What is the best way to accomplish the following synthesis? Sxod (CH2=CHCH2)2CuLi NAOH, H2O A)…

A: Detail mechanistic pathway is given below to find out the correct matching

Q: The hydrogen fuel economy depends on the reliable production of H2 gas.  One common chemical…

A: Given,  CH4 (g)  +  2H2O(g)   <-->   CO2 (g)  +  4 H2 (g) Initially, concentration of CH4 =…

Q: NO ZON- ZON box? a major product of the reaction in the 24. Which of the following will be most…

A: The answer to the following question is-

Q: 9. Which of the following cannot be synthesized by reaction of organolithium or organomagnesium…

A:

Q: 12. You can distinguish epinephrine hydrotartrate from norepinephrine hydrotartrate by? A. Water…

A: The adrenal medulla produces epinephrine hydrotartrate, also known as adrenaline, and norepinephrine…

Q: What is the total heat of reaction of the decomposition of C3H8 at 693.15 K. The reaction is 0.69…

A:

Q: 3. The Kb value of Ethylamine (C2H5NH2) is 5.9 x 10-6. The pH of 0.10 M Ethylamine aqueous solution…

A:

Q: In a CH3COOH/CH3COO" pair, which among these is the base? A CH3COO- B Neither CH3COOH D) Both

A: An acid is a substance that give H+ ions in the solution. A base is a substance that accept H+ from…

Q: Draw the product for the following reaction. HO H* (cat.) Ph H. (in excess) O=U

A:

Q: Calculate the binding energy per nucleon of an Al-27 nucleus given the following masses: Al:…

A:

Q: 4. If 0.25 M of an acid (HA) has pH = 5.73, which of the following statements is true about this…

A:

Q: 5. Treating y-butyrolactone with two equivalents of methylmagnesium bromide, followed by hydrolysis…

A: Given :

Q: 9. NH-acidic properties are shown by? A. Sulfacyl sodium B. Sodium barbital C. Theobromine D.…

A:

Q: Reaction 3: N2 (g) + 202(g) 2NO2 (g) AH = +66.4 kJ Use Reaction 3. How much energy (in kJ) is…

A: Recall the reaction-- N2(g) + 2O2(g)-----> 2NO2(g) ∆H= +66.4 KJ

Q: 17.  Write out an efficient synthesis of benzylamine from ethylbenzoate.  Show the structure of all…

A: The conversion of ethyl benzoate to benzylamine involves the following reactions: 1. Hydrolysis of…

Q: Define equilibrium in terms of  a)reaction rates   -Forward reaction rate = reverse reaction rate…

A: Eqilibrium can be defined in terms of reaction rate, change in observable properties, energy and…

Q: 22. Which of the following WILL NOT act as a diene reactant in a Diels-Alder reaction? A) OCH3

A: The Diene which will not participate in diels alder reaction is given below

Q: 1. What are the four ways presented in this lesson to influence the rate of a chemical reaction?…

A: Collision theory states that the rate of a chemical reaction is directly proportional to the number…

Q: The single reactant A decays into product P by zero-order kinetics.  What was the initial…

A: Given, A ➝ P The reaction is zero order kinetics. Time (t) = 121 min Rate constant (k) = 0.0041 M…

Q: How you would prepare 950 mL of a 1X CuSO4•5H2O solution from a 25X CuSO4•5H2O stock

A:

Q: 13. Easily soluble in water? A. Aminazin B. Riboflavin C. Thiamine bromide (chloride) D.…

A: Since we know that vitamin B and  C soluble in water... And vitamin A, D, E, K is fat soluble....

Q: H OSIET3 OSIME3 МеОН H2N + Lewis acid (cat), CH3CN

A:

Q: Balance the equation in acidic conditions. Phases are optional. equation: Cr+ + H,MoO4 Cr*+ + Mo

A: Balancing a redox reaction (equation) is a step by step process. Let us solve the problem step by…

Q: (a) Which acid has the larger percentage of ionization: hydrofluoric acid or ethanoic acid? Fully…

A: A) both acetic acid and the hydrofluoric acid are weak acids ,but the acidity of the Hf is more than…

Q: QB - An alien visited our planet in year 5305 and found that humans have long gone from this planet…

A: Given: Mass of 226Ra = 2.5 g. Mass of 206Pb = 6.8 g. And the half-life of decay = 1640 years.

Q: Show whether the function V (0) = sin 0; 0 = 0- 2T satisfies the %3D normalization condition. If not…

A:

Q: 5. Treating y-butyrolactone with two equivalents of methylmagnesium bromide, followed by hydrolysis…

A: Grignard reagent + ester: In a Grignard reagent, an alkyl group is attached with electropositive…

Q: What is the maximum [CO1 that can exist in a 1.8 x 10 M AgNO, solution? Agos - 8.5 x10

A: For the given problem, the concentration of Ag+ions coming from both silver nitrate and silver…

Q: Construct the titration curve for the titration of 26.0 mL of 0.100 M KOH with 0.0600 M HNO3

A:

Q: The reaction A + B ---> C takes place according to the rate law v = k [A] [B] with a rate constant…

A:

Q: Heavy nuclides with too few neutrons to be in the band (zone) of stability are most likely to decay…

A: The correct answer about the stability of Heavy nuclides is given below

Q: mass, in pounds

A:

Q: What do you call the equipment that produces sound waves to dissolve a solid? A Vortex mixer B)…

A:

Q: What is the pH of a 0.2 M solution of each of the following (for this question, assume only the…

A: Given,  The pH of 0.20 M solution of Acetic acid (CH3COOH) Ka = 1.8 x 10^-5 Sodium acetate…

Q: 4. Why does the local government prohibit people living in the barrios to launder nearby rivers and…

A: 4) The local government prohibited people living in the barrios to launder nearby rivers and lakes,…

Q: Calculate the energy required (in J) to excite a hydrogeen atom by causing an electronic transition…

A:

Q: • Based on the following electrochemical cell notation: Fe (s/ Fe2* (ag) I| MnO4 (aq), II MnOA (aq)…

A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts . If you…

Q: the temperature of a gas is decreased by half, how will the volume be changed? Explain your…

A:

Q: For each of the reactions, label the half-reaction tl is the anode and the reaction that is the…

A: Oxidation occurs at the anode and Reduction occurs at the cathode. 1) Cu(s) → Cu2+(aq) + 2e- = Anode

Q: 11. What are the factors on which corrosion depends? b. Name three processes used to prevent…

A: Factors on which corrosion depends includes, Exposure to moisture Increase in temperature pH of the…

Q: Which of the following anions is aromatic? A) B) C) D) CrO

A:

Q: 26. Which of the following is an important intermediate of the reaction sequence shown in the box?…

A: Ans : Options : C         The  lithium and copper (diorganocopper) reagent compound (R2CuLi) is…

Q: What is the maximum number of grams of Cu2S that can be formed when  20.0 grams of S react with…

A: Given-> Weight of S = 20.0 gm 2Cu(s) + S(s) ----> Cu2S(s)

Q: 3. Which of the following is most likely to rearrange via 1,2-hydride shift to form a more stable…

A:

Q: What are the maximum atomic and weight percentages of Cu that can be added to Au without exceeding a…

A: