C6H5 C6H5

Q: Sucrose (C12H22O11), commonly known as table sugar,reacts in dilute acid solutions to form two simpl...

A: Ester hydrolysis has taken in excess of water so water concentration is independent on the rate of r...

Q: Where does the energy come from to evaporate the estimated425,000 km3 of water that annually leaves ...

A: Since the sun is radiating heat every second by nuclear fusion of hydrogen nuclei into helium And th...

Q: For the Haber process,N2(g) + 3 H2(g) ⇌ 2 NH3(g)Kc = 9.60 at 300 °C. Calculate Kp for this reaction ...

A: Since the relationship between Kp and Kc is given by  => Kp = Kc X (RT)Δn  where R = gas constant...

Q: Part A: mean Activity coefficients (1) Examine the effect of changing the value of molality on the m...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: Draw the products of the following Wittig reactions.

A: a.

Q: Express the heat of sublimation in terms of ΔHvapΔHvap and ΔHfusΔHfus. Express your answer in terms...

A: The given processes are,

Q: At constant volume, the temperature of a sample of sulfur dioxide gas is decreased from 97 oC to 27 ...

A: Given information: Initial temperature (T1) = 97 ℃ Final temperature (T2) = 27 ℃ Final pressure (P2)...

Q: Part B: Integrated rate law expressions for zero- and half-order reactionsDerive integrated rate law...

A:

Q: Write the abbreviated electron configuration for chlorine.

A: Since abbreviated electron configuration uses noble gas configuration to write the electron configur...

Q: (3)

A:

Q: 1.The quantity of heat evolved or absorbed is directly proportional to the mass of the solute that i...

A: Hey, since there are multiple questions posted, we will answer first question. If you want any speci...

Q: If 40.0 kJ of energy is absorbed by 500.0 g of water at 10.0 oC, then what is final temperature of t...

A: Record the given data, Heat absorbed (q) is 40.0 kJ which is equal to 4 x 103 J. Mass of the water i...

Q: Hi I'm confused with this can you provide a detailed answer with an explanation please to ensure tha...

A: 1) Given reactions are  1) 2) Hence subtracting reaction 1 from reaction 2 will give net reaction ...

Q: using a buffer at pH 3.0, calculate the concentration of Ni2+ in a solution that was prepared by mix...

A:

Q: What volume of a 0.415 M solution contains 0.500 mol of solute?

A: The volume of the solution containing 0.500 mol of solute is calculated as shown below where C is th...

Q: Use the Rydberg equation to find the wavelength of a photon emitted during a transition from n = 6 t...

A: According to the Rydberg equation, the wavelength is given by  1 / λ = RH X { 1 / (nf)2 - 1 / (ni)2 ...

Q: Magnesium is an important element in the human body, especially in bones. Magnesium’s atomic number ...

A: Magnesium atomic symbol is Mg. Magnesium atomic number is 12. This number indicates that the neutral...

Q: drug synthesis from Pauson khand-reaction

A: The Pauson-Khand reaction is used for the synthesis of cyclopentenones and bicyclic enones.

Q: What is the AXE notation for the following: CH3CH2OH CH3COOH CH3CN C2H2Cl2 CH3OCH3

A: In the AXE notation,  A stands for the central atom. X stands for the terminal atoms. E stands for t...

Q: What is doppler effect. If Mg emission wavelength is175.3 nm at 2500 K, calculate the doppler linewi...

A: Doppler Effect occurs when a source and an observer are moving towards each other or moving away fro...

Q: Identify the Brønsted–Lowry acid and the Brønsted–Lowry base on the left side of each equation, and ...

A: The compound which loses proton in the reaction is  Brønsted–Lowry acid and the the compound which g...

Q: I'm not understanding how to do this, or comprehending the strikeout method. Could you please explai...

A: The given reactions are,

Q: An unknown salt is either NaF, NaCl, or NaOCl. When 0.050mol of the salt is dissolved in water to fo...

A:

Q: A piece of solid carbon dioxide (dry ice) with a mass of 7.8 g is placed in a 4.0L otherwise empty c...

A: Given, Mass of solid CO2 = 7.8g Volume = 4.0L Temperature = 27 degrees C Pressure = ?  

Q: For each of the following pairs of substances, predict which member of the pair will have the higher...

A: Ionic compounds have strong electrostatic attractions between oppositely charged ions in an array. T...

Q: Enamines and imines are tautomers that contain N atoms. Draw a stepwise mechanism for the acid-catal...

A: Since the alkene is nucleophilic in nature in enamine Hence it will take proton from the acid soluti...

Q: Give the numerical values of n and l corresponding to each of the following orbital designations: A)...

A: The numerical values of n and l corresponding to each of the following orbital designations A) 3p, B...

Q: A 0.0300 M solution in Ni (N03) 2 and 0.15 M in the cyanide anion (CN-) is prepared. Ni2 + and CN- f...

A: So to find out whether there will be any precipitate forming or not, we need to find the concentrati...

Q: A solution contains 0.115 mol H2O and an unknown numberof moles of sodium chloride. The vapor pressu...

A: Since NaCl is a strong electrolyte and non volatile solute hence it will dissociate completely produ...

Q: Consider 1,2-dimethylcyclohexane. a.Draw structures for the cis and trans isomers using a hexagon fo...

A: Since we only answer upto 2 sub-parts, we'll answer the first 3. Please resubmit the question and sp...

Q: To a 150.0 ml solution of 0.100 M NH3 solid NH4Cl is added. What will happen to the pH, [H+], [NH3],...

A: The aqueous solution of ammonia consists of ammonium ions. The dissociation constant of base can be ...

Q: When compound A (C5H12O) is treated with HBr, it forms compound B (C5H11Br). The 1H NMR spectrum of ...

A: Compound A with molecular formula C5H12O reacts with HBr to give compound B with molecular formula C...

Q: We saw on the previous page that 3-methyl-3-hexanol can be synthesized from the reaction of 2-pentan...

A: Since in the reaction of ketones with Grignard reagent, the Grignard reagent attacks on the carbon h...

Q: I'm confused with this worksheet problem

A: Since the HCN is a weak acid  hence it will dissociate partially as per the reaction  HCN -----> ...

Q: Calculate the molar change in chemical potential  of an ideal gas that expands by 10 times its orign...

A: The molar change in chemical potential of an ideal gas that expands by 10 times its original volume ...

Q: Treatment of ethyl acetoacetate with NaOEt (2 equiv) and BrCH2CH2Br forms compound X. This reaction ...

A: The structure of "X" in the formation of illudin-S by acetoacetic ester synthesis is shown below.

Q: Based on their compositions and structures and on conjugateacid–base relationships, select the stron...

A: According to the Bronsted-Lowry theory, a proton (H+) donor is an acid and a proton acceptor is a ba...

Q: Urea [(NH2)2CO] is prepared by reacting ammonia with carbon dioxide                         2 NH3 (g...

A: The given grams are first converted into moles.

Q: Use the 1H NMR and IR data to determine the structure of each compound.

A: 1H NMR data gives information about the number of proton nuclei present in the compound through the ...

Q: Practice Exercise 7.7 Calculate the percent composition by mass of calcium in Ca(NO3)2. % calcium

A: SOLUTION: Step 1: For a solution, the mass percent equals the mass of an element in the compound div...

Q: Lactic acid (CH3CH(OH)COOH) has one acidic hydrogen. A0.10 M solution of lactic acid has a pH of 2.4...

A: We know that pH of the solution can be expressed in terms of concentration of H3O+ as,              ...

Q: Find the resonance structure and molecular shape in the given table.

A: a) HCO2- Resonating structure Molecular shape: Trigonal planar Bond angle: H-C-O=120o O-C-O=120o   

Q: A mixture of Al3+ and Mg2+ in a sample of water. Explain a procedure to analyse this mixture using E...

A: Aluminium ion, Al3+, form stable complex with EDTA than Mg2+does.

Q: Use retrosynthetic analysis to show how hex-3-yne can be prepared from acetylene and any other organ...

A:

Q: Hello! I am not sure how to solve the question attached. What is the correct answer?

A: The entropy of a substance depends on the physical state of matter. A solid state has least entropy ...

Q: The melting point of calcium is 851 °C, its solid-state specific heat (Csolid) is 0.632 J/g°C, and i...

A: a) Since at its melting point, the solid can be directly melted  hence the heat required will be  Q ...

Q: There are 6.02x1023 atoms in one mole of any element. Assuming that the titanium rod in the question...

A: Given that, Number of moles of titanium = 4.70 moles

Alkynes

Alkynes are organic compounds that contain at least one triple bond between carbon-carbon atoms. They are a series of unsaturated compounds with a general molecular formula, CnH2n-2.