Consider the phase diagram for an unknown substance provided in the questions below. What is the name of the transition that takes place from point C to point G? Vaporization  Condensation  Fusion Melting

Q: Name the phase change in each of these events:(a) Dew appears on a lawn in the morning.(b) Icicles…

A: SOLUTION: Step 1: a.) Water vapor (a gas) changes into liquid water, seen as dew. Condensation is…

Q: а. b. d. None of these substances are solid under these conditions. 1 atm 1 atm 1 atm 25°C 25°C 25°C

A: Phase diagram: It is the graphical representation of the physical state of the substance under…

Q: Name the phase change in each of these events:(a) A diamond film forms on a surface from gaseous…

A: The phase change occurs in every element at a particular temperature and pressure. Phase change is…

Q: Study the following phase diagram of Substance X. A- C E- D' G temperature (K) At which point would…

A: A given graph is phase diagram of substance X

Q: Question 4 Consider the phase diagram for a substance shown below: 115 atm 1 atm 0.12 atm 10 atm 20…

A: In the give graph, the point A corresponding to 110°C and 0.0010atm lies on the  curve betweengas…

Q: Which of the following substances would likely have the highest melting point (melt at the highest…

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Q: Which of the following phase transitions is endothermic? a. solid to gas b. liquid to…

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Q: A phase diagram for tin is shown below. What phase transition occurs when liquid tin at 700 K is…

A: The phase diagram given is,

Q: The changing of a liquid to a gas is called   Sublimation Condensation Deposition Evaporation…

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Q: Fill in the table below. Substance Type of Solid (molecular solid, ionic solid, metallic Type of…

A: All chemical species has a certain type depending on its bonding and forces that tends to keep them…

Q: Match each letter on the phase diagram with the appropriate label: PE B. C A F G. Temperature ("C)…

A: The phase diagram is a temperature pressure graph of a matter which gives the phase or state of the…

Q: Chose all the processes that are exothermic.

A: We have to tell which of given processes are exothermic

Q: The vapor pressure of Substance X is measured at several temperatures: temperature vapor pressure…

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Q: The vapor pressure of Substance X is measured at several temperatures: temperature vapor pressure…

A: The enthalpy of vaporization of the substance is calculated with the help of Clausius Clapeyron…

Q: The vapor pressure of Substance X is measured at several temperatures: temperature vapor pressure…

A: given, temperature vapour pressure -5. Cο = 268K 0.0877atm 8. Cο = 281K 0.142atm 21.Cο =…

Q: ه B. Consider the phase diagram for an unknown substance provided in the questions below. بلا E What…

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Q: Phase changes involving fusion, except: a.    Solid to liquid b.    Liquid to solid c.    Gas to…

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Q: The temperature at which a solid and liquid phase of a substance are in equilibrium with each other.…

A: The temperature at which solid and liquid phase of substances are in equilibrium  Ans - Melting…

Q: The phase change from gas state to a liquid is called a) boiling b) sublimation Oc) vaporization d)…

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Q: The energy required to melt a solid into a liquid is called - O cooling curve triple point heat of…

A: The involvement of energy at the time of phase change is an important criteria. The energy in the…

Q: on 13 of 22 > Classify each phase based on whether it describes a solid, liquid, or gas. Gas Liquid…

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Q: The vapor pressure of Substance X is measured at several temperatures: temperature vapor pressure…

A: This can be solved using Clausius-Clapeyron Equation. The expression is,  ln(P1P2)=ΔHvapR(1T2−1T1)…

Q: Describe the process of evaporation and condensation?

A: Evaporation and condensation are two processes through which matter changes from onestate to…

Q: List the phase changes a sample of ice would go through if heated to its critical temperature at one…

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Q: Of the following, a) melting Ob) sublimation c) condensation. d) boiling 15 dil CAULICHTING e) All…

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Q: Explain the following terms: 1. Evaporation 2. Condensation 3. Sublimation

A: Evaporation: It is the process in which liquid state of water is changes into the gaseous or to…

Q: Explain why atmospheric pressure affects boiling points of liquids, but does not affect melting…

A: the pressure of gas above a liquid affects the boiling point. in an open system this is called…

Q: The heat absorbed by melting a solid is known as latent heat of fusion O latent heat of solid…

A: During the change of physical state of compound , heat is absorbed or release whithoit the change in…

Q: Substance X is known to exist at 1 atm in the solid, liquid, or vapor phase, depending on the…

A: Given: Initial temperature of X = 50oC Total amount of heat= 6.0 kJ/mol Melting point of X =75oC…

Q: What is the name of a phase change between a gas into a liquid?  a condensation  b evaporating  c…

A: When a gas change into a liquid,the phenomenon is  called condensation.

Q: The change from liquid state to gaseous state is referred to as The change from a gaseous to a…

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Q: Study the following phase diagram of Substance X. solid liquid gas pressure (atm)

A: 1st Box- Gas 2nd Box- Nothing will happen state remains as Gas 3rd Box- The sample will condense…

Q: Consider the phase diagram below. If the dashed line at 1 atm of pressure is followed from 100 to…

A: Answer – On considering the phase diagram above, If the dashed line at 1 atm of pressure is followed…

Q: Fill in the table below. Melting Points (high, low or variable) EXAMPLE Molecular Solids lonic…

A: Melting point: The given temperature at which a solid change into liquid is called the melting point…

Q: Name the phase transition in each of the following situationsand indicate whether it is exothermic…

A: Exothermic reactions are those in which evolution of heat takes place during any chemical reaction.…

Q: Classify each phase change based on whether it describes a transition between a gas and a liquid, a…

A: 1.  Freezing: It is the process in which a liquid          changes to solid e.g water to ice.…

Q: 100 atm 1 atm 0.118 atm 114 °C 184 °C 535 °C Temperature (not to scale) Pressure (not to scale)

A: At 1 atm, the equilibrium between liquid and gas at that point. when the temperature is an increase…

Q: Which processes are endothermic? 1. melting II. vaporization II. freezing IV. sublimation A) I, III,…

A: To solve this problem we have to know about exothermic and endothermic process .  Exothermic means…

Q: The physical state(s) present when a substance is boiling is (are)   liquid + solid.

A: Generally, the physical state of the matter comprises the three states. These 3 states play a…

Q: 1. _____________________is the process by which a solid changes directly to the gaseous state…

A: Mainly there are three states of matter, they are solid, liquid and gas. Generally due to heating…

Q: The changing of a solid to a liquid is called Select one: Sublimation Melting Evaporation…

A: In solid the particles are tightly packed whereas in liquids the particles are loosely packed.…

Q: The heat required to convert a solid at its melting point to a liquid is called the heat of   a.…

A: Heat energy that is required to change the state of unit mass of a substance without changing…

Q: The vapor pressure of Substance X is measured at several temperatures: temperature vapor pressure…

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Q: What describes the phase change from gas to liquid? melting vaporization condensation

A: We know that , state/phase of matter are  solid Liquid Gas By adding heat or removing heat we can…

Q: Classify the following phase changes as processes that require the input of energy, or as processes…

A: The processes given are Vaporizing, Condensing, Deposition, Subliming, Melting and Freezing.

Q: Draw a phase diagram with a path to transform liquid into vapor without going through sublimation…

A: Phase diagram: The phase diagram of a substance is represented through a graph in which the change…

Q: The vapor pressure of Substance X is measured at several temperatures: temperature vapor pressure…

A: Given By using any two data we can calculate enthalpy of vaporization of X T1 = -88°CT1 = (-88 +…

Q: Consider the phase diagram for an unknown substance provided in the questions below. What is the…

A: In the first question ( 1 ) which is related to phase diagram showing in the Question first between…

Q: Heat does not have to be present in all phase changes. True O False

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Q: As a substance is subjected to pressure and/or temperature changes, it may undergo condensation,…

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