1)What will happen to a sample of XY if you start at (12 atm, 200 °C) and increase the pressure at constant temperature to 35 atm? 2) determine the temperature and the pressure of the triple points of this compound.

Q: Why doesnt carbon dioxide have a normal melting point and a normal boiling point whereas water has

A: The triple point of water is at 0.0098 degree Celsius and 4.58torr whereas carbon dioxide is ar…

Q: The heat of vaporization of a compound is 42.5 kJ/mol, and its vapor pressure at 15.0°C is 75.4 mmHg…

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Q: Carbon disulfide has a vapor pressure of 363 torr at 25 °C and a normal boiling point of 46.3 °C.…

A: Clausius-Clapeyron equation signifies the relationship between heat of vaporisation and pressure at…

Q: can crystal of a solid have more than six sides ? Explain your answe

A: Interpretation -  To explain that can crystal of a solid have more than six sides -     Introduction…

Q: Rationalize the difference in boiling points in each pair:   a.  CHCl3 (61 degrees C) and CHBr3…

A: we have to differentiate the boiling point of given compound. a) As we know in the periodic table…

Q: Rationalize the difference in boiling points in each pair:(a) HF (20 °C) and HCl (-85 °C), (b) CHCl3…

A: a) Since the electronegativity of F is much more than Cl. hence the H bonds are much stronger in…

Q: London forces become more important as the number of electrons in a molecule increases. Why?

A: The given statement is, London forces become more important as the number of electrons in a…

Q: What can affect the formation of different crystalline phases

A: A question based on phase diagram that is to be accomplished.

Q: How did you locate the normal melting and boiling points in the phase diagram?

A: The normal melting point is the temperature at which solid melts into liquid at 1 atm pressure, and…

Q: What kinds of attractive forces exist between particles in (a) molecular crystals; (b)…

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Q: The molar mass of a metal element is 296 g/mol and the density of its solid is 4.05 g/cm3. This…

A: the density of the crystal can be calculated from the mass contained in unit cell and volume

Q: With what compound will NH3 experience only ion-dipole intermolecular forces? - NaCl - C2H5OH -…

A: Intermolecular forces are defined as the forces that mediate the interaction between molecules,…

Q: What is meant by normal boiling point and normal melting point?

A: The normal boiling point is the temperature at which the vapour pressure is equal to the standard…

Q: Match each numbered point in the phase diagram for compound Q with the correct molecular scene:

A: In the phase diagram, any point along the line shows the temperature and pressure, at which the two…

Q: What are the Nonbonding atomic solids?

A: The atomic solid is one of the types of crystalline solids. In atomic solids, the composite unit is…

Q: a) Why CHC13 boil at 61 C and CHBr3 at 150°C? b) For the noble gases the dispersion forces decrease…

A: a. CHCl3 contains one hydrogen and three chlorine atoms while CHBr3 contains one hydrogen and three…

Q: Diethyl ether is a volatile, highly flammable organic liquid that is used mainly as a solvent.  The…

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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: Which of the following substances is/are capable of exhibiting dipole-dipole forces? (Multiple…

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Q: How does increasing the temperature of a liquid affect the rate of vaporization? Increasing the…

A: All the details are explained in the handwritten solution.

Q: Substance A has hydrogen bonding. Substances B on the other hand has dipole-dipole bonding. Lastly,…

A: There are different types of intermolecular forces of attraction - Dipole-dipole attraction…

Q: What are 8 Network Covalent Atomic Solids?

A: The bond formed between two atoms by the sharing of electrons to satisfy the octet rule is known as…

Q: Arrange the following compounds in order of increasing boiling point. Br HO A C D B.

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Q: Use the phase diagram of Substance X below to find the pressure at which the boiling point of X is…

A: At 105 degree centigrade it is 378 K and corresponding to this temperature it is around 6.0 atm but…

Q: What is the relationship between density and crystal structure?

A: To find: Relationship between density and crystal structure.

Q: Which of these substances is most likely to exhibit liquid crystalline behavior?

A: Liquid crystal molecules are composed of rod-shaped molecules that are somewhat rigid in middle of…

Q: What are the network covalent atomic solids?

A: Definition of solids: The compound has, sharp dissolving focuses, fixed shapes, and has more…

Q: What is the purpose of determining melting points? Why could the rate of heating influence the…

A: The main purpose of determining melting point is to find the purity of the product.

Q: The compound A has a normal boiling point of 122 °C and vapor pressure at 113 °C is 0.8871 atm. If…

A: Concept ΔHsub = ΔHvap + ΔHfus ΔHvap can be calculated using Clausius Clapeyron Equation

Q: What do we mean when we say that a liquid is volatile? Do volatile liquids have large or small vapor…

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Q: Taking intermolecular forces into account, which halogen wouldyou expect to have the highest boiling…

A: The dispersion forces are strongest for iodine molecules because they have the greatest number of…

Q: Arrange in increasing boiling order, why is this the order?

A: Boiling point of alcohols is always greater than alkanes.

Q: seu II IS the abs ute temperature Calculate the temperature and the pressure of the triple point of…

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Q: form an orderly arrangement and it takes a very high energy to break the arrangement. B) In ionic…

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Q: What are different types of solids, give one example for each and what do you understand by covalent…

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Q: The normal boiling point of a liquid is (a) the temperature at which the vapor pressure equals 1…

A: First we have to know about boiling point.   Boiling point of a liquid :  It is defined as the…

Q: Do you observe anything unusual about the informatio account for the unusual observation in terms of…

A: Boiling point of any molecule depends on 2 things ( in the same priority order as they are…

Q: The vapor pressure of molecule X at 21. 7 C is 35 mmHg. Find the vapor pressure of this molecule at…

A: Given : We have to calculate the vapor pressure of the molecule.

Q: A. Which statement is FALSE about substance J? O. Sublimation of solid J can happen at 0.050 atm.…

A: Given:

Q: Arramge the following substances in order of increasing boiling point: N2, H2, NH3,PH3

A: Ammonia (liquid) has more boiling point than N2, H2, PH3 because it has inter molecular hydrogen…

Q: How does increasing the temperature of a liquid affect the rate of vaporization? O The rate of…

A: Two questions are given ,that asked about the temperature and surface area  affect on  vaporization…

Q: Why is the Boiling point of Calcium higher than that of Magnesium?

A: The question is based on the concept of boiling point. it is defined as the temperature at which the…

Q: Which substance has the lower boiling point? Explain.(a) LiCl or HCl (b) NH₃ or PH₃(c) Xe or I₂

A: Boiling point depends on the presence of intermolecular forces of attraction. If the molecule has…

Q: What type of solid is required to separate by magnetism?

A: There are many types of alloys present. But to extract to concentrate the alloy different methods…

Q: Why are the close pack directions important feature in crystal structure? (one sentence only)

A: To give the importance of close pack directions in crystal structure?

Q: X. Arrange the following according to decreasing melting point. Explain your answer. A. sodium metal…

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