MCQ 143: The lower boiling point of 2,2 dimethyl propane can be attributed to A. number of electrons B. lining up of molecules C. compact molecular structure D. more contact points

Q: Which is the most correct statement regarding the hydrocarbon C₁0H22 and its solubility in water?…

A: Here we are required to find the solubility of hydrocarbon in water

Q: Which one of these molecules is the least soluble in water? CH3-CH2-CH2-CH2-CH2 OH CH3-CH-CH3…

A: The given compounds are alcohols. The alcohols are soluble in water as they form hydrogen bonding…

Q: (a) Draw four compounds with molecular formula CH120, each containing at least one different…

A: (a) The molecular formula of the compound is C6H12O. It compound contains, six carbon atoms, twelve…

Q: 47. The boiling point of alcohols is A. Higher than B. Lower than C. Equal to the boiling point of…

A: Alcohols have -OH functional group. Ethers have R-O-R group.

Q: For each of the following pairs of solute and solvent, predict whether the solute would be soluble…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: higher boiling temperature

A: Hydrogen fluoride (HF) has a higher boiling temperature than hydrogen chloride (HCl).

Q: 6. (Chapter 11) Write the common name and the derived name for the following: CH2-CH3 Common Name:…

A: [6.] Common name : Ethyl phenyl ketone Derived name : propiophenone

Q: Morphine is a pain medication pain of the opiate type. It acts directly on the central nervous…

A: 1. The number of pi bonds presented in the molecule can be calculated by the number of double bonds.…

Q: 2 useful functions served by knowing the melting point of an organic compound

A: Melting point is the temperature at which a solid undergoes phase change to form liquid.

Q: Are the London dispersion forces the same for all molecules in the table or are they different and…

A: The instantaneous dipole-induced dipole attractions are called London dispersion forces   these…

Q: Why is water more acidic than ethanol but slightly less acidic than methanol?

A: Given: water is more acidic than ethanol and less acidic than methanol To find: why?

Q: Consider the following molecules: ethanol (CH3CH2OH), acetic acid (CH3CO2H), acetaldehyde (CH3CHO),…

A: Hydrogen bonding is a type of dipole-dipole interaction of molecules when the hydrogen is bonded to…

Q: 16) Which one of the following exhibits dipole-dipole attraction between molecules?   options:…

A: The carbon-hydrogen bonds are essentially non-polar, but the carbon-chlorine bond is polar. This…

Q: The simplest aliphatic alcohol is methanol (CH30H). How many bonds should exist in methanol to…

A: The given aliphatic alcohol is methanol (CH3OH). The number of bonds that must exist in methanol to…

Q: Which of the following would be the most soluble in water? a) CH3(CH2);CH2OH b) CH3(CH2)½CH2OH c)…

A: The given compounds are alcohols. Alcohols form H-bonding with water molecules. Thus they are…

Q: Which description accurately represents a water molecule?(1 point) A:slightly negative oxygen…

A:

Q: Why can ethylene glycol, HO-CH2CH2-OH, be used with water as an antifreeze in an automobile, but…

A: Given: ethylene glycol, HO-CH2CH2-OH, be used with water as an antifreeze in an automobile, but…

Q: drug complex they are considering putting on the market. The only issue with the drug is its water…

A: Following are the answers of threw questions asked related to the drug ibuprofen

Q: Methane, CH4 (boiling point -1610C) and water, H2O have about the same molecular weight.  Which has…

A: Vapour pressure is the pressure which is exerted by the vapours of liquid on the wall of the…

Q: i) CH;CH2N(CH3)H CH;CH,NH2 В A ii) HOʻ D

A: With the increase in molar mass of the compound, the boiling point increases. The molecules which…

Q: Arrange the compounds in the order of increasing solubility in water (lowest first) CH,OH…

A: (B)II,III,IV,I

Q: The melting points and boiling points of two isomeric alkanes are asfollows: CH3(CH2)6CH3, mp = −57…

A: With increase in the branching, the surface area of the molecule decreases and vander waals…

Q: Solubility- hexachlorobenzene   Q1)Using the Lewis structures of the molecule and water, identify…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: What kind of solvent ingredients is usually used in the concentrations of 4-10 percent in skin care…

A: Some chemical are used in skin care product ;some of their function is to soften the skin cell and…

Q: 2. What is the relationship between the boiling point of a hydrocarbon compound and its Mr?

A: As you have asked multiple questions, we have answered your 1st question. If you want the answer to…

Q: 4. Draw out the following molecules and rank them by boiling point(lowe highest). A. Butane B.…

A: Applying concept of vonder waal's interaction between molecules.

Q: Which of the following has the highest boiling point? ethane, CH3CH3 formaldehyde, HCHO dimethyl…

A:

Q: Answer the following question by referring to the ball-and-stick modelof fentanyl, a potent narcotic…

A: The sites that form hydrogen bond to water,

Q: Which carboxylic acid should be able to form long straight chains of hydrogen-bonded molecules (for…

A: The geometry of the molecule depends on the hybridization of the carbon atom present in the…

Q: Picture.

A: In general, polar compounds dissolve in polar solvents and non-polar compounds dissolve in non-polar…

Q: What interaction does the dotted line display? Is this interaction favorable or unfavorable in terms…

A: In this boat form , indicated hydrogens are at the 1 and 4 position of each ether

Q: 16) Circle the compound with the lowest boiling point. NH CH,

A: Boiling point of a compound varies directly with the molecular mass.

Q: Explain why benzene has a lower boiling point but much higher melting point than toluene.

A: The reason for benzene has a lower boiling point but much higher melting point than toluene has to…

Q: Arrange the non-polar compounds P and Q below in ascending order of boiling points. Explain your…

A: 3) We have to tell among the given non-polar compound P (2,2,3,3-tetramethyl butane) and Q…

Q: Explain why the boiling point of CH3CONH2 (221 °C) is significantly higher than the boiling point of…

A: The boiling point of any molecule depends on the intermolecular interactions between the molecules.…

Q: Essential oils are concentrated liquid containing metabolites extracted from plant sources and are…

A: A question based on properties of liquid that is to be accomplished.

Q: 1. ketone a. carbonyl group 2. carboxylic acid b. hydroxyl group 3. alkane c. general formula R3N 4.…

A: Interpretation -  To match all the following which is given in the table  .    Introduction - There…

Q: Arrange these compounds in order of increasing boiling point (values in °C are -42, -24, 78, and…

A:

Q: Phenol Water Phenol mole %phenol ar) T °C mol mol fraction gr gr 10 4 35 10 46 10 6 50 10 8 58 10 12…

A: Topic -- Finding the value  1. Moles of phenol 2. Moles of water 3. Mole fraction of phenol…

Q: Draw the Lewis dot structure that corresponds to and line Structure (CH.).CCHCO2H or (CH.).CCHCH2OH…

A:

Q: MCQ 36: Whenever there is an occurrence of chemical reaction there lies a change in A. heat B. light…

A: When ever any chemical reaction happens then the energy of species changes that's why the product is…

Q: The chemical structure of glycerol (CH,O) is shown below. Highlight each atom that is in a hydroxy…

A:

Q: Which compound would be most soluble in water? CHCH2C-CH3 O CH3-O-CH2-CH2-CH3 CH3-CH2-CH2-OH…

A:

Q: colaph H B. CH₂CHCH A. Consider the organic structures shown below. Which one corresponds to an…

A: The above organic transformation can be carried out as follows

Q: (1) Isopropyl alcohol and 1-propanol are two names for the same compound. (2) Ether molecules cannot…

A:

Q: Lecithins can act as emulsifying agents. The lecithin of egg yolk, for example, is used to make…

A: The given compound is lecithin. To find: The part which interact with oils The part which interact…

Q: how do i solve this problem?( part b and c)

A: Applying concept of balancing chemical reaction by redox method.

Q: 3. What kind of binding forces hold atoms together in anethanoic acid (CH3COOH) molecule? A Hydrogen…

A: CH3COOH) has the ability to hydrogen-bond. It will probably have the strongest intermolecular…

Q: Draw the Lewis dot structure that corresponds to and line structure (CH:).CCHCO2H or (CH.).CCHCH2OH…

A: Lewis dot structure is one of the ways to represent the molecule along with the valence electron of…