How many phases does matter have?

Q: Assume you have a 140 cm3 soil sample. The volume of the soil filled with water is 35 cm3 and the…

A: Porosity is a measure of void spaces in a material. It can be expressed as,…

Q: A pure compound melts at 48-49 degrees celsius. If a few grains of sand are mixed in with the…

A: Melting point of a compound is a temperature at which compound changes from solid to liquid.  To…

Q: What Is Dew point?

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Q: Why does the density of copper decrease as the temperature increases?

A: Density of a substance is the ratio of mass of the substance to the volume occupied by it. Volume…

Q: Which of the following describes the illustration of the term in the liquid-drop model? A. Volume…

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Q: Which of the following are observed general properties of liquids? (a) fixed volume (b) mix…

A: The general properties of liquids has to be predicted.

Q: 11. Together, liquids and solids constitute the , phases of matter. A. compressible B. condensed C.…

A: Intermolecular forces refer to the type of interactions which are present in between atoms or…

Q: The density of a substance is greater in its solid state than in its liquid state? Explain how?

A: The mass of the substance divided by the volume of the substance is equal to the density of the…

Q: C Time (minutes) Temperature (°C)

A: A phase diagram is a graphical way to express the change of physical states of the material under…

Q: Explain under what conditions it is possible to separate two liquid substances

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Q: What kind of system is the coffee held in a cup?

A: In thermodynamics, three types of systems have been described namely open system, closed system and…

Q: What is the state of matter if the particles are spread out and have little to no inter-molecular…

A: We know about the state of matter consist of generally solid, gas and liquid.  Among them, solid is…

Q: Tetra Pak are commonly consist of layers of materials as shown in the figure. This classification of…

A: What is another name of tetra pack material is given below.

Q: When measuring water or water-based liquids in a graduated cylinder or other liquid measuring…

A: This due to the surface tension, cohesive force and adhesive force. Surface tension is the tendency…

Q: What are solid substances?

A: Given,  solid substances

Q: What is the name of the phase change that occurs when ice left at roomtemperature changes to liquid…

A: Ice is the solid form of H2O. Water is the liquid form of H2O.

Q: Contrast the arrangement of particles in solids and liquids

A: The three different types of matter are solid, liquid and a gas. The major difference between solid,…

Q: Examine the statement.  Liquid water has a constant density. Do you agree or disagree with this…

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Q: At which temperature does water have its greatest density?

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Q: Why is the density of Metals is more than another materials?

A: Density Density depends on the mass and the number of particles packed into a given volume.

Q: When is the water the densest, as solid or a liquid? Explain your answer. Explain why this property…

A: Introduction :  Density can be defined as the mass per unit volume, in practical it is the amount of…

Q: f water, boiling point

A: Use boiling point elevation formula to get the answer  For NaCl=101.7°c  For sucrose

Q: Solid lithium reacts with nitrogen gas to produce solid lithium nitride. Express your answer as a…

A: When solid lithium reacts with nitrogen gas to produce solid lithium nitride.i.e Lithium(s) +…

Q: What are the phases of matter?

A: The phases of matter has to be given.

Q: Density of solid substance of any shape

A: Density of solid substance of any shape can be determined by only two parameters I) mass of the…

Q: When is decantation applicable in separating solids from liquids

A: When the liquid has to be separated leaving the solid behind in a liquid mixture, then decantation…

Q: Miscible liquids from homogeneous mixture when added together. is Toluene miscible with water?, or…

A: The solubility of a solute in a solvent depends upon the intermolecular forces of attraction between…

Q: Melting point can be defined as the temperature when a solid becomes a liquid. The melting point of…

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter,…

Q: (a) Does the diagram best describe a crystalline solid, a liquid,or a gas? (b) Explain.

A: Please find below the pic for crystalline solid.

Q: Explain how interatomic electric forces produce the normal force, and why it has the direction it…

A: The two charged particles are bought close to each other in which it is said to be either attractive…

Q: How do you observe water's solid and liquid density differences on a hot summer and cold winter…

A: Solid water, or ice, is less dense than liquid water.

Q: The changing of a liquid to a solid is called

A: ANS : FREEZING  LIQUID TO SOLID  FOR EXAMPLE WATER(liquid) INTO ICE (solid) FREEZING POINT OF WATER…

Q: If the boiling point of a liquid is more, its rate of evaporation should be O depending on the kind…

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Q: ansition between liquid and gas, line f depicts the transition between solid and liquid

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Q: You have two objects that are made of materials that have the same chemical composition, but…

A: As each and every material is made up of small particles. The internal ordered arrangement of these…

Q: state

A: According to the question, we need to determine the state of Stearic acid at room temperature.

Q: 19. The kinetic molecular theory assumes that particles are not attracted to each other. Which…

A: KTG theory( Kinetic theory of gases) The gas particles have no forces of attraction. The gas…

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: Part A When iron rusts, solid iron reacts with gaseous oxygen to form solid iron(lII) oxide. Enter a…

A: The balanced chemical reaction has to be given.

Q: At what temperature in oF at which liquid water has the highest density?

A: Density of water first increases and then decreases upon decreasing temperature. It has been…

Q: What is a unit of volume of solids

A: Volume of any substance is defined a the space that particular substance takes up,at any particular…

Q: What two familiar phases an Elemental carbon has ?

A: An element having one or more forms with the same physical state is referred to by the name…

Q: Why is liquid water more dense than solid water? In simple terms, so that I can understand. Thank…

A: Liquid water is more dense than solid water i.e ice. Reason:-  Due to intermolecular hydrogen…

Q: How do the particles move in a liquid?

A: A particles are the small portion of a matter. It can be described as small localized object…

Q: We use the .. difference to separate a liquid mixture by distillation. .......

A: In simple words, Distillation is a process that involves the conversion of a liquid into its vapour…

Q: What is umplung? Provide example.

A: Umpolung : Reversal of polarity. For example acetaldehyde is having electrophilic carbon.…