Fill in the blank by the name of the definition: __________ __________ __________ __________ is the amount of heat required to melt 1 mole of solid.     a. specific heat of fusion  b. molar heat of vaporization c. Molar heat of fusion  d. specific heat of vaporization

Q: State the type of intermolecular forces pr

A: State the type of intermolecular forces present in the following substances. Then organize the…

Q: Why does warm water have a more rapid rate of evaporation than cold water? A. It has a higher…

A: Introduction: When the surface of a liquid is heated, the surface liquid molecule gets energy and…

Q: The temperature at which the pressure of the vapor on top of a liquid is equal to the external…

A: temperature at which the pressure of the vapor on top of a liquid is equal to the external pressure

Q: Compare boiling and evaporation.

A: Solution :       Boiling is the process in which a substance changes its state from a liquid state…

Q: What was the drop in vapor pressure?

A: According to question Given mass of water = 500 gm  No. Of moles of water = 500/18 = 27.778  Mass of…

Q: What happens to these physical properties as the strength of intermolecular forces increases? Drag…

A: A question based on intermolecular force of attraction, which is to be accomplished.

Q: What effects ice to float on water?  a. high surface tension b. low vapor pressure c. highest…

A: Ice floats over water means density of water is more than ice

Q: 1. Matter exist in different physical The followings questions analyses general characteristics of…

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Q: How much heat is required to change 10grams of ice at -10 degrees Celcius to Water at 20 degrees…

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Q: topic- around the world boiling point and vapor pressure. Q- when a liquid is boiling describe the…

A: Vapor pressure of liquid is the pressure at equilibrium when liquid leaves the surface and comes in…

Q: Direction: Identify the property of water shown in the pictures below. Write the letter of your…

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

Q: The air over an unknown liquid is saturated with the vaporof that liquid at 25°C and a total…

A: The ideal gas equation is as follows,                                 Where, P is the pressure of…

Q: Heat is (added or released) to/by the solid at the melting point and remains constant until all of…

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Q: Create a Venn diagram to compare and contrast the types of Intermolecular forces using only words or…

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Q: Select all intermolecular forces that stabilize the liquid phase of CF4 : a. ionic forces b.…

A: Intermolecular forces are the forces acting between two molecules of a substance, which determines…

Q: The temperature at which the pressure of the vapor on top of a liquid is equal to the external…

A: In the given question, correct option needs to be determined.

Q: Understanding the connection between vapour pressure, boiling point, and enthalpy of vaporisation.

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Q: The graph below represents the heating curve of a substance that starts as a solid below its…

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Q: Acetone boils when: Select one: a. Its vapor pressure external pressure b. Its vapor pressure…

A: Acetone boils at 56°C. So, the normal boiling point of acetone (at 1 atm) is 56°C. As the acetone…

Q: alculate the amount of heat needed to melt 44.8 g of solid ethanol (CH,CH,OH) and bring it to a…

A: Solution-First we need to heat of fusion of ethanol-The enthalpy needed of the solid its…

Q: Ethyl acetate is a colorless liquid with the characteristic smell of plastic balloon. It is added as…

A: The formula of ethyl acetate is CH3C(O)OCH2CH3. By the analysis of the chemical formula, we can…

Q: Classify each property as associated with a liquid that has strong or weak intermolecular forces.…

A: Among the molecules two type of forces are present, one is primary bond due to which atoms are…

Q: Ethanol is the liquid you will be using in this weeks lab. There is a structural isomer of ethanol…

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Q: How does evaporation causes cooling

A: The conversion of a substance from its liquid phase to vapor phase below its boiling point is known…

Q: List porosity of sand, silt, loam, and clay in order.

A: Porosity is the measure of void space in a material and is the fraction of volume of voids over the…

Q: A 32.10 g sample of solid water is initially at -19.00°C. If 9.801 × 10 J of heat are added to the…

A: mass of solid water sample = m = 32.10 g specific heat solid =C=2.100 J/g °C  Rise in temperature…

Q: What type(s) of intermolecular forces must be overcome when liquid dipropyl ether…

A: In this question, we will selected the correct intermolecular forces between the ether molecules.…

Q: Consider the statement below. "When nitrogen is liquefied, heat is released." Is this statement true…

A: Condensation is the process in which gas is converted into liquid. When the condensation process…

Q: Answer the ff: What types of substances do the different intermolecular forces exist? How is the…

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

Q: Calculate the normal boiling point of the liquid in units of °C.

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Q: What happens if you increase the rate at which you heat a sample of boiling water? or what happens…

A: As we increase the rate of boiling the water rate of vaporization increase but temperature didn't…

Q: Use the observation in the first column to answer the question in the second column. observation…

A: Vapor pressure is the pressure exerted by the vapor above the liquid on that liquid. Boling point is…

Q: Based on the chemical structure shown, what intermolecular forces are present in a molecule of ethyl…

A: The compound given is,

Q: Which of the following statements best describes the force of friction? a- a force that is constant…

A: Friction force is always acting in opposite direction to that of motion. The correct option is…

Q: Which of the following forces is present in hydrocarbon molecules? A. hydrogen bonding B. london…

A: Hydrocarbons are those compounds in which only Hydrogen and Carbons are Present. They have only…

Q: Activity 2 HEATING CURVE OF ETHANOL E BOILING F GAS AV LIQUID B MELTINGC -115-- SOLID TIME T'E'N°A…

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Q: 1. How liquid turns into gas? 2. How solid turn into gas? 3. How gas turn into liquid and solid?

A: (1) There are mainly three type of physical states of matter, named as solid ,liquid and gas. These…

Q: Boiling point is Select one: A. the energy needed to increase the surface area of a liquid by one…

A: Boiling point of a liquid is said to be the temperature at which the vapor pressure of the liquid is…

Q: +. the The addition of KBr to water causes the vapor pressure to I Select] boiling point to [Select]…

A: The compounds which gets vaporize easily are termed as volatile. The volatility of compounds…

Q: the amount of heat required to melt 100-g of ice is greater than to vaporize 100-g of water. True…

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Q: Which type(s) of intermolecular forces would be present for a molecule whose Lewis structure is…

A: When a molecule is formed there are forces between the atoms that hold them to form bonds. There can…

Q: Phosphorus trichloride is polar. Which intermolecular forces are present? a. dipole-dipole…

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Q: Comparing two liquid substances at the same temperature, the one with stronger intermolecular forces…

A: The liquid which will have stronger inter-molecular forces, they will have molecules attracted to…

Q: 5. If a liquid reaches the vapor pressure, what happens in the liquid?

A: The objective of the question is to explain and reason what happens when liquid molecules reach the…

Q: heats of fusion and heats of vaporization?

A: Option A is correct.

Q: Use the observation in the first column to answer the question in the second column. observation…

A: All three answer are based on two points which are given below Enthalpy of vaporisation direct…

Q: f the heat of vaporization of water is 539.5 calories per gram, how many calories of heat are needed…

A: Given that,heat of vaporization of water = 539.5 cal/gmass of water that needs to be vaporized =…

Q: This substance has attractive forces of dipole-dipole, dispersion forces and hydrogen bonding a.…

A: In case of sugar known  hydrogen bonds, form between positively charged hydrogen atoms and…