What is the dominant force holding the units together in solid benzoic acid?

Q: 2. How is the boiling point of a pure liquid related to intermolecular forces?

A: Boiling point: The temperature at which any liquid starts to boil or we can say that it is that…

Q: forces is/are responsible for capillary action, a property of liquids? • surface tension of the…

A: The movement of water  whithin the surface of porous matterial called capillary action

Q: Which of the following substances would you expect to have the higher vapor pressure: CH3OH or…

A: To Find: To find which substance has the highest vapor pressure among CH3OH and CH3Cl.

Q: Explain why ice floats in water but solid benzene sinksin liquid benzene. Which behavior is more…

A: ANSWERE IS GIVEN BELOW :

Q: Which liquid is more viscous at room temperature,water or molasses? Explain.

A: Viscosity means the internal resistance between the layer of the liquids. The higher the resistance…

Q: TRUE of FALSE? Q: What are dispersion forces? How is the strength of dispersion forces related to…

A: Concept is based on dispersion forces:

Q: Explain how a process of fractional sublimation might be apllied to a mixture of two substances…

A:

Q: What happens to the vapor pressure of a substance when the temperature is increased? Decreased?

A:

Q: In an ionic crystal, the cations and anions are held together by which forces?

A: Removal of electron from the atom results to form positively charged ion called cation.Addition of…

Q: Which evaporates more quickly: 55 mL of water (H,O) in a bea- ker or 55 mL of acetone [(CH3),CO] in…

A: Acetone molecules are attracted by dipole -dipole forces, whereas water molecules are attached to…

Q: What kinds of attractive forces exist between particles (atoms, molecules, ions) in molecular…

A: Intermolecular forces are the forces of attraction or repulsion which act between neighboring…

Q: Give some related literatures about phase changes and melting point

A: Phase transitions (or phase changes) are physical processes that transition between one state of a…

Q: What are the methods for determining the degree of melting

A: The melting point of any substance is defined as it is the particular temperature at which the…

Q: Explain the triple point of water

A: Phase diagram represents conversion of one phase into another phase at different temperature and…

Q: Water has a high boiling point given its relatively low molarmass. Explain.

A: Boiling point is directly proportional to molar mass of compound, force of attraction and polarity…

Q: What phase occurs when beads of water form on a cold drinking glass?

A: A phase is defined as the physically distinctive form of the matter such as liquid, gas, solid,…

Q: The Δ?vapΔHvap of a certain compound is 19.52 kJ·mol−1 and its ΔSvap is 81.67 J·mol−1·K−1. What…

A: The entropy change accompanying the change in phase from liquid phase to vapor phase is called the…

Q: 1.What happens to energy when ; Water vapour changes to liquid water by condensation

A: Condensation is the process of converting gas molecules to liquid form. When decrease the…

Q: can NaHCO3 posses hydrogen bonding, dipole-dipole forces, and ionic intermolecular attractions?

A: The structure of ionic compound NaHCO3 is as shown below.

Q: How much water at its boiling point can be vaporized by adding 1.50kJ of heat?

A: Given that, q =  1.5 kJ heat is added to water at boiling point 1000C. Heat of vaporization of water…

Q: The ΔHvap of a certain compound is 22.52 kJ·mol-1 and its ΔSvap is 56.75 J·mol-1·K -1. What is the…

A: Enthalpy is the property of the thermodynamic system which defines the sum of the system’s internal…

Q: 1- What is the factor that mainly affect the boiling point? Is it proportional to boiling point…

A: 1. The boiling point of any liquid substance is mainly affected by the pressure. The boiling point…

Q: How does intermolecular force of attraction in a substance relate to its phase?

A: There are commonly three phases of matter which we can find around us. They are the solid phase,…

Q: What phase occurs when a block of dry ice gradually becomes foglike at room temperature?

A: Sublimation is a process of conversion of a solid substance directly into gas without changing into…

Q: What causes the lower density of solid water vs that of its liquid counterpart? Your answer should…

A: Answer  Hydrogen bonding make ice less dense than liquid water,  due to 3 dimensional hydrogen…

Q: 3. What is the phase change called when a non-boiling liquid turns into a gas?

A: Phase change is defined as the change in the state of a substance.

Q: Which type of substance causes greater vapor pressure lowering? A. a covalent compound  B. a group…

A: Given Compound  A. a covalent compound  B. a group of nonmetals C. a metallic compound D. an ionic…

Q: What phase occurs when a scoop of ice cream begins to drip in the hot sun?

A: Matter is the substance that occupied space and has mass. Solid, liquid and gas are three main…

Q: Define the boiling point? What are the factors affecting it?

A:

Q: what happens to the boiling point of water due to the presence of hydrogen bonds and why does this…

A: In the case of water, hydrogen bonding, which is a special case of polar dipole forces exerts a very…

Q: What predominate intermolecular force is in HBr? O dispersion force O dipole-dipole O hydrogen bond

A: Since all polar and non-polar molecules have intermolecular dispersion forces but polar molecules…

Q: The triple point of iodine is at O.12 atm and 115 °C. Thus, liquid l2 is more dense than l2 (s).…

A: Triple point is the point at which all the three states of matter exist together at a given…

Q: What is the triple point?

A:

Q: Molecular Solid: A solid material primarily held in this phase by intermolecular forces causing…

A: Metallic solid - - > The metallic solid are the solids in which the metallic particles arey held…

Q: Why does sea water boil at a higher temperature than fresh water does?

A: The question deals with one of the colligative properties of the solution i.e. elevation in boiling…

Q: Compound y has a heat of fusion of 361 J/g. The solid form has a specific heat capacity of 0.353…

A:

Q: MCQ 144: The attraction of water molecules to the ions on the surface of ionic solid is termed as A.…

A: Water is a polar molecule due to presence of electronegative oxygen and electropositive hydrogen.…

Q: Which would you expect to have the higher melting point (or boiling point): C,H,8 or C,H,? Explain.…

A:

Q: The ΔHvap of a certain compound is 46.73 kJ·mol−1 and its ΔSvap is 64.96 J·mol−1·K−1. What is the…

A: The relationship between the ΔHvap and ΔSvap and T is given as  ΔHvap / T = ΔSvap  where T = boiling…

Q: Potassium nitrate primarily interacts with water by which force? O Hydrogen bonds O London…

A: To check the type of interaction , we would see the species which would interact with each other.

Q: How much energy would need to be added to 930.g of ice at 0.0°C to turn it into liquid water at…

A:

Q: Which molecule ( CH3OH or CH4 ) has a greater vapor pressure and why?

A: The molecule having greater vapor pressure is to be identified. Given molecules are CH3OH and CH4.…

Q: intermolecular force

A: Intermolecular forces are defined as forces of attraction between molecules,atoms and ions when they…

Q: Define the boiling point? What are the factors affecting it?

A: The Boiling point of any given substance is a temperature at which its vapor pressure becomes equal…

Q: Is ethyl alcohol a london disperse force, dipole dipole, or a hydrogen bonds? Explain and Why.

A: There are various types of intermolecular forces present in the molecules such as hydrogen bonding,…

Q: 10. Which liquid has stronger forces of attraction between molecules, ethanol or water? WHY?

A: We are given vapor pressure versus temperature data. Vapor pressure of a liquid and the force of…

Q: Why are the freezing and boiling points of water higher than would be expected for a compound of its…

A: Water is composed of two atoms of hydrogen and one atom of oxygen. Boiling point is the temperature…

Q: What type of intermolecular forces acts between molecules of water, and of HF, and of NH3 to cause…

A: Intermolecular forces:The force of attraction that acts between two different molecules is said to…

Q: What is the most prominent intermolecular force/s of attraction present when water forms beaded…

A: The forces which are acting between two molecules are known as intermolecular forces,  these forces…