he melting point and freezing point are the same temperature.  True or  False

Q: Four liquids are described in the table below. Use the second column of order of their boiling…

A:

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: In pure substance, at constant volume, pressure and temperature will dictate whether a substance…

A: There are three phases of matter. The phase of matter can be interchanged by changing the…

Q: What is the strongest attractive force present in the pure substances below?

A: Please see the attachment.

Q: Explain why ice floats in water but solid benzene sinksin liquid benzene. Which behavior is more…

A: ANSWERE IS GIVEN BELOW :

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

A: The calculations to the correct answer are shown below.

Q: Water exhibits a unique property of surface tension. What happens among the water molecules to cause…

A: Given that water exhibits a unique property of surface tension. We have to find the reason behind…

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

A:

Q: What is the normal freezing point, melting point, and boiling point of the substance

A: Matter generally exists in 3 different forms, namely solid, liquid and gas. The three states…

Q: How is stoichiometry used to calculate energy absorbed when a mass of liquid boils? A. Grams liquid…

A: Given, The stoichiometry used to calculate energy absorbed when a mass of liquid boils is :

Q: different apparatus or instruments used to determine melting point.

A:

Q: What is the eff ect of addition of impurities on  freezing and boiling points of a substance?

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

Q: Calculate the boiling point and freezing point of 20.0 grams of decane in 50.0 gram CHCl3. Normal…

A: First, the mole of decane present in 20.0 g is calculated.

Q: A sample of salt water will freeze at a higher temperature than a sample of pure water. O True False

A: The freezing point of pure water depends on the surface of the solution or solvent.

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

A:

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

A: We have to arrange given compounds According to their boiling and freezing point

Q: Click on the segment of the diagram where the temperature is equal to the melting point. H в с C A…

A: Correct answer is B-D segment or point C. At temperature equal to melting point physical state is…

Q: what do the melting point and freezing point of a substance in common? what is the difference…

A: Matter exists in specific state as liquid, solid or gas depending on external factors such as…

Q: The melting point of sodium iodide is 661 °C and the melting point of water is 0 °C. Explain why the…

A: Melting point of NaI and water as 661°C and 0°C, respectively.

Q: Why do impure compounds normally have a lower melting point than the pure substance?

A: Melting point is one of the characteristic property of a compound. It is the equilibrium temperature…

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

A: A substance  generally exists in one of the three states of matter that is solid, liquid, and vapor.…

Q: What will be the comparison of melting point of ice with salt to ice only in a room temperature?…

A: Given: comparison of melting point of ice with salt to ice:

Q: that starts as a solid below its freezing point. 180 160 E D 140 120 C 100 80 B A 6 8 10 12 14 16 18…

A: The processes based on heating curve of molecule. initially solid is heated. then comes the melting…

Q: Adding salt to water decreases the freezing point of the water since it lowers the vapor pressure of…

A:

Q: Among the following compounds: H2O, NaF, and HCl, which will have the highest freezing point? Given…

A: Freezing point of solution is depends upon interaction and shape of molecule. NaF has ionic bond. So…

Q: NaCl will depress the freezing point of water more than CaCl2. True False

A: The depression in the freezing point is one of the 4 colligative property and only depends upon the…

Q: Oil and water? What force is primarily responsible for the fact that oil and water do not mix…

A: Water is a transparent, tasteless, odorless, and colorless liquid. In water, there are two atoms of…

Q: boiling and freezing point

A: In this question we have to explain the science behind cooking cabbage with egg by applying…

Q: PI+ 7,5 kcal EX 8. True or False. The energy required to melt a solid is higher than the energy…

A: Given: Energy required to melt a solid is higher than the energy required to vapourize a liquid.  To…

Q: Solid turning into water at freezing point (0°C)

A: 3) Given: Mass of water (ice) = 75 g. And the temperature of water = 0.0 oC

Q: 2.61 At a temperature of 60°F, what pressure must be imposed in order for water to boil.

A: This problem can be solved using Clausius -clapeyron equation

Q: Rank the following ionic compounds in order of increasing melting point: LiF, LiCl, BeO

A: Fajan’s rule is used to predict or identify whether a bond is mostly ionic or covalent. According to…

Q: What is happening to the water molecules at segment F? C A D E G Time Freezing, the water molecules…

A: from C point to G point there is a conversion of vapours to solid.  Let us study each point, one by…

Q: If the solid form of a pure substance is denser than its liquid form, an increase in pressure will…

A: Melting point can be defined as the temperature at which a solid get converted into a liquid.

Q: plain in 4-5 sentences) Which sample has the lowest vapor pressure? Why?

A: The colligative properties are the properties of substance which depend upon amount of solute added.…

Q: The high boiling point of water (100 °C) is due to between water molecules.

A: Types of inteermolecular forces : Dipole-Dipole interaction : It exist between molecules having a…

Q: Complete the cooling curve in the figure below and indicate on your drawing (1) the point on the…

A: Given phase diagram:

Q: An antifreeze solution freeze at -100°C. What is the freezing point on the Fahrenheit scale? A)…

A: Step →1Relation between °C and °F :-°F = 95 x °C + 32

Q: Refer to the gragh and the given answer letters (ex, "a") to answer to the each of the following…

A: 1) The temperature at point a is the b. normal freezing point.

Q: 1.Prepare the following materials: ice cubes and a glass of water (half-filled). 2.Place an ice cube…

A: Firstly we prepared ice cubes and then placed the ice cubes in a glass half filled with water.…

Q: he boiling point of 500.0L of water was determined to be 100.0C. Ana has decided to increase the…

A: Given that:  Initial temperature (T1) = 100˚C = 373 K   Final temperature (T2) = 101˚C = 374 K…

Q: Water with salt will always increase surface tension? True or False .Elaborate your answer b. How…

A:

Q: Are the melting temperature and freezing temperature the same for a pure substance? Why is that?

A: Melting point is the temperature at which solid substance start to convert into liquid. Example:…

Q: A test tube contains 2.63x10-4 m3 of liquid carbon tetrachloride (β = 1240x10-6 (C°)-1) at a…

A: The volume and temperature both are related to each other. This relationship is known as Charles law…

Q: . Define melting point and what are the vays to set it?

A:

Q: 2. Explain each general trend that affects the Boiling point: A. Impurities B. Intermolecular force|

A: Boiling point can be defined as the temperature at which a liquid substance starts converting into…

Q: A certain liquid  X  has a normal boiling point of  105.30°C  and a boiling point elevation…

A: Mass of ZnCl2=52 g Molar mass of ZnCl2 =136.3 g/mol Moles of ZnCl2 =52 g/(136.3 g/mol) Mass of…

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