Discuss how relative humidity in a cold storage room can influence the vapor pressure deficit.

Q: What is the relationship between vapor pressure at a temperature and its melting point so that…

A: When a solid heated to give gas directly without leaving any residue is called sublimation this…

Q: What is the significance of crossing aline in a phase diagram?

A: The significance of crossing a line in phase diagram are discussed as shown below, Consider…

Q: Cite Five Real-Life Applications of Cooling Curve and Freezing Point Determination.

A: Real Life application of Cooling curve and Freezing point determination-   (1) Cooling coughs is one…

Q: XB Based on the liquid-vapor equilibrium figure above, answer the following questions. a. Label all…

A:

Q: The freezing temperature of a solution produced by dissolving 25 g of a solid solute in 1.5 L of…

A: The boiling point of solution can be calculated by using following formula: Where ΔTF = freezing…

Q: 2. While determining the pressure during the Dumas experiment, if the barometric pressure reported…

A: GIVEN:-

Q: If acetone is miscible with both water and xylene, then why can’t all three form a clear single…

A: "Like dissolves Like" which means polar solute dissolves in polar solvents and non- polar solute…

Q: What can be said about the boiling point and strenght of the intermolecular forces of a chemical…

A: The temperature at which the vapor pressure of a liquid becomes equal to the atmospheric pressure is…

Q: Theoretically, the inherent viscosity for solutions (not pure solvents) should always be  a.…

A: Inherent Viscosity ηi = ln ηr/c ln ηr is zero for puresolvent and increases with increasing…

Q: would you not expect the saturation vapor pressure to fall zero, even at extremely low temperatures?

A: Increase in the temperature, increasing the average energy of the particles present. That means that…

Q: What effect does the presence of impurity have on the melting point?

A: Melting point :-  The temperature at which solid and liquid phases of a substance are in equilibrium…

Q: Why is it necessary to completely dry the Erlenmeyer flask, after removing it from the ice-bath?

A: If Erlenmeyer flask would not be completely dry =====> Some mass of water droplet added in the…

Q: The vapor pressure of some unknown substance at 27.7°C is 27.46 torr. If 1.26 g of of this substance…

A: T = 27.7°C = 300.85 K  P = 27.46 torr = 0.0361 atm  V = 2.14 L  m = ?  M = 17.63 g/mol  R = 0.08206…

Q: Explain why the flow of a compressed gas must be controlled for practical and safe use.

A: The reason why the flow of compressed gas must be controlled for practical and safe use has to be…

Q: How can solid solution occur between materials?

A: Solid solutions occur between materials as follows.

Q: Illustrate the phase diagram of acetone and explain your findings.

A: Phase diagram of any system is the diagram which describes the change in the physical state of that…

Q: Please give me an example of a real-world application of cooling curves and determining a…

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

Q: Phase changes;  Show the water phase changes diagram and how it's difficult from the Carbon dioxide…

A: Phase diagrams shows the preffered physical states of matter at different thermodynamic variables…

Q: Considering the provided criteria, which set of compounds is ordered CORRECTLY? a.Decreasing normal…

A: Boiling point is temperature at which vapour pressure of liquid become equal to atmospheric…

Q: Explain the process of detergency using micelle formation.

A: A colloidal solution is a heterogeneous system in which one substance is dispersed as very fine…

Q: Explain why inorganic compounds such as MgCO,, which are unsta- ble when exposed to heat, can induce…

A: since you have posted multiple questions in a session, we are entitled to answer only first…

Q: which one will have the higher value for vapor pressure when it is in the liquid phase? SeO3 or…

A: Vapour pressure: Vapour pressure of any material is a tendency of a material to change into the…

Q: In Dumas method for determination of molar mass for a volatile liquid, its vapor

A: In Dumas method , molecular mass of a volatile liquid can be determined. Here , one assumption is…

Q: Cite two real-life applications of cooling curve and determination of the freezing point of a…

A: Applying cooling curves and freezing points to real life: 1. In heavy snow areas,• Salt the roads to…

Q: A solution of acetic acid CH3COOH  and water is boiling at  100.4°C . A sample of the vapor…

A: The mass percentage of acetic acid in vapor phase is 10 % which means 10 g of acetic acid and 90 g…

Q: Carbon tetrachloride melts at 250. K. The vapor pressure of the liquid is 10,539 Pa at 290 K and…

A:

Q: a.Differentiate between freezing and refrigeration as methods used for food preservation. b. With…

A:

Q: What substances should be used with caution or not in an experiment to determine the partial weight…

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

Q: Describe method of acid vapor Pressure.

A: Menometric method

Q: The lower the vapor pressure, the LOWER the volatility of the substance. I Determine if the…

A:

Q: which one will have the higher value for vapor pressure when it is in the liquid phase OF2 or XeF2

A: Given : We have to tell which among the following has high vapor pressure.

Q: In Purification by Sublimation, what improvement can suggest to increase the amount of crystals that…

A: Sublimation refers to when a substance in a solid-state and changes into vapours without going into…

Q: Research on the process of desalination with the use of distillation. Write how vapor-pressure…

A: Desalination is a process that takes away mineral components from saline water. More generally,…

Q: In the determination of molar mass of a volatile liquid which of the following liquids can't be…

A: There are numerous conventional and modern methods are reported in literature  for measurement of…

Q: What is the best way to extract water from air?

A:

Q: What is the normal boiling point of this solvent?

A:

Q: What limitations are encountered in the apolication of sublimation as a general method of…

A: The limitations are encountered in the application of sublimation as a general method of…

Q: When recrystalizing an aspirin sample the hot solution cooled to room temperature and no crystals…

A: Recrystallisation process involves the solute (to be purified) dissolve in an appropriate solvent.…

Q: 3. Is the dew point of a vapor-gas mixture the same variable as the vapor pressure?

A: The vapor pressure  is the pressure exerted by vapor of a substance on the surface of its condensed…

Q: what is london dispersion force and what are some examples of it?

A: London dispersion forces are the intermolecular forces exist in all molecules regardless of…

Q: What is the relationship between the volatility of a liquid and its vapour pressure?

A:

Q: Calculate the vapor pressure of a mixture containing 252 g of n-pentane (72 g/mol) and 1400 g…

A:

Q: draw the structure of benzoic acid and discuss how its structure affect its melting point

A: Benzoic acid is commonly used in food preservatives.

Q: What is the phase diagram for t-Butyl Alcohol in celsius? With the freezing point, triple point, and…

A: Temperature (oC) Pressure (atm) Triple point 26 0.05579 Freezing point 25.5 1.005 Boiling…

Q: A. Do gioUI 17. The unit of boiling point elevation constant (Kb ) is A. K/ kg*mol B. K/ kg+mol C.…

A: We would use formula of elevation of boiling point to determine unit of Kb .

Q: A solution of pentane and ethanol (CH3CH2OH)  that is 50.% pentane by mass is boiling at 57.2°C. The…

A: A solution of pentane and ethanol (CH3CH2OH) that is 50.0 % pentane by mass is boiling at 57.2°C.…

Q: why crystallization is  considered as a  First-order  Phase transition?

A: Analysing change during crystallization process.