Which of the following would not have an effect on melting point of a substance? dispersion forces molecular size presence of a O-H bond O presence of a S-H bond

Q: For each pair, predict which one will have the higher value for vapor pressure when it is in the…

A: The pressure exerted by vapour of a  solution is called its vapour pressure.  We have to identify…

Q: sample of sulfur dioxide is initially at a pressure of 85.1 atm and a temperature of 186.7 K. The…

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Q: Which phrase best describes the vapor point of a substance

A: Vapor point is the temperature at which the transition of substance from liquid phase to gas phase…

Q: Question 10 Consider the phase diagram shown. Choose the statement below that is true. 72.9 atm…

A: From given  Phase diagram is a analyzed and all the given statements is checked whether it is true…

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

A: The sample is below the melting point initially and thus, it is in solid state. Calculate needed to…

Q: Based on the thermodynamic properties provided for water, determine the energy change when the…

A: Mass of water = 0.350 kg = 350 g Molar mass of water = 18 g/mol Moles of water = 350 g / 18 g/mol =…

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: What property keeps water from evaporation at normal temperatures on Earth? O Surface Tension O Low…

A: The process in which the water is changed from liquid to gas or vapour is known as evaporation. The…

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

A: The graphical representation of physical states of a substance under the condition of given…

Q: What types of intermolecular forces exist between CHCl3 molecules? 1. London Dispersion forces II.…

A: 1:CHCl3 is tetrahedral, molecule has no symmetry, hence it is polar. It has no O-H, N-H or F-H bond…

Q: Size of E. F. 250 mL Erlenmeyer Flask Temperature of boiling water (T1) Temperature of air after…

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Q: Select the compound that will have the lower equilibrium vapor pressure based on predicted…

A: There are different types of forces act between the molecules:- Hydrogen bonding Dipole-dipole…

Q: Rb O CH4 O PH3 O SİH4 O ASH3

A: The question is based on the concept of intermolecular forces of attraction. we have to identify…

Q: There is a gas over water at 21°C (P H2O). You measure the amount of Hydrogen to be 530mmHg (P gas).…

A: By using Dalton's law- Total pressure = Sum of partial pressure

Q: The boiling points and Lewis structures for three molecules are given in the table below. In terms…

A: The molecules given are Cl2, CH2O and CH3OH.

Q: which of the following when in its solid form is an example of a molecular solid? silicon carbide…

A: The correct option is:

Q: which of the following when in its solid form is an example of a molecular solid? iron aluminum…

A: Given molecules are, iron   aluminum oxide   carbon dioxide   or   silicon dioxide

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: What is strongest intermolecular force present in these following materials? A.) NH3  B.) C3H8  C.)…

A: The strongest intermolecular force present in these following materials?  A.) NH3  B.) C3H8 C.) HCl…

Q: Which substance would you expect to have the LOWEST melting point? CH3F CH3OH Ni LiCl

A: The objective of the question is to determine which among the given substances - CH3F, CH3OH, Ni,…

Q: Identify which sample will have the strongest intermolecular forces and explain why. Sample Melting…

A: Melting point is the temperature at which a substance fuses or melts to liquid.

Q: What intermolecular force is responsible for the fact that ice is less dense than liquid water?…

A: Hydrogen bonding is responsible for responsible for the density of solid water (ice) being less than…