When a liquid is freezing,  a. its temperature decreases constantly b. the kinetic energy of its molecules increases. c. liquid and solid coexist d. its temperature decreases further after no more liquids remain

Q: The temperature remains constant as energy is added to a substance. How may the substance be…

A: We have to tell which option is correct

Q: Make an introduction about Measuring Volume Solids. Cite your references.

A: Volume is the space occupied by any solid. It's unit is in cube like cm3, m3 etc.

Q: A pressure cooker reduces cooking time for food, because ___________ a) Heat is more evenly…

A: Pressure cooker is used to cook food in a efficient manner, that is, it save cooking time, fuel…

Q: Molecules are closest together in a state. Select one: O Solid Plasma Gas O Liquid

A: The matter are classified into state depending on intermolecular force of attraction between them.In…

Q: Compare and contrast sublimation and evaporation.

A: A physical process is defined as the process in which the physical state of matter takes place.…

Q: A phase is a physical property of which describes the distance of molecules of matter. Phase also…

A:

Q: How do solids and liquids behave differently?

A: Solids and liquids are the phases of matter. Solids have definite volume and shape. Liquids have…

Q: Compare Boiling Point with Vapor Pressure?

A: The boiling point has to be compared with with Vapor Pressure

Q: Whare are interatomic forces

A: Interatomic forces has to be defined.

Q: Which portion of this heating curve for water should have the least steep slope?

A: Heat capacity is defined as the amount of heat required to raise the temperature by 1 degree…

Q: d 10 The processes of melting and evaporation involve changes in the of a substance.

A: Melting is the change to solid to liquid at its melting point.  Evaporation is the change of liquid…

Q: What are solid substances?

A: Given,  solid substances

Q: An ice cube is placed in a sealed container and heat is applied until the ice completely turns into…

A: As Ice is placed in a sealed container . If heat is applied then that ice cube melted down in that…

Q: What happens when the external pressure exerted on the liquid water and the vapor pressure of the…

A: When water is boiled in an open vessel, the external pressure is equal to the atmospheric pressure.…

Q: Write the balanced equation for the rusting of iron in which iron reacts with oxygen to form…

A: The process of rusting takes place in iron and steel objects. It increases in the presence of…

Q: Give the postulates of kinetic molecular theory of matter. Explain the process of melting on the…

A: The following are the main postulates of the kinetic theory of matter: 1. Atoms and molecules are…

Q: Compare and explain any trends in the the graph for the change in temperature on evaporation for…

A: Evaporation is the process of conversion of liquid into vapous. Evaporation takes place at room…

Q: What is the name of the change of state from liquid to a solid?

A: Liquid to solid phase transfer is named as freezing.

Q: The boiling point of water at sea level is 100 °C. At higher altitudes, the boiling point of water…

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

Q: Fog is an example of a   A) liquid dispersed in gas B) solid dispersed in liquid C) liquid dispersed…

A: Colloids A substance is said to be in the colloidal state if it acquires a particle size ranging…

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

A: Crystalline solid Liquid Has We have to analyze those substances to answer the following question.

Q: ie vapor pressure a

A:

Q: a) Rank the three common states of matter in order from least ordered to most ordered. b) How is…

A:

Q: What sort of relationship exists between the temperature change and the mass of the solid? Explain…

A: Heat is a form of energy that changes the state of the substance.  Temperature remains constant…

Q: B. Refer to the properties of water to answer the following questions: 1. Explain why ice is able to…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer the…

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: , a solid can coexist with its liquid and vapor phase

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

Q: (a) What phase change is represented by the “heat of fusion”of a substance? (b) Is the heat of…

A: a) Since fusion is the process where solid is converted into the liquid  hence the phase change…

Q: Explain the properties of solids and liquids using the kinetic energy molecular theory.

A: The kinetic energy molecular theory state that if the space between the molecules is more then they…

Q: forces dominate and the particles are In the gaseous state of matter, the therefore

A: Gaseous State: In this state of matter the shape is not fixed that is it acquires the shape of the…

Q: Which change happens when a substance melts? O The molecules of the substance move farther apart,…

A: The correct option is as follows:

Q: When a liquid is heated, it changes into a gas. What do we call this process? Select one: O a.…

A: a) Condensing : It is a process in which vapours is being converted to liquid when cooled

Q: why ice has less density than water?

A: The structure of water and ice can be shown in below

Q: A) Elaborate the different methods for removal of impurities from water.

A: Purification means the removal of unwanted impurities present in an organic compound. Impurities in…

Q: Formaldehyde is a disinfectant, a preservative, and a raw material for plastics manufacture. Its…

A: Melting point is a temperature at which solid changes to liquid state. Given that melting point of…

Q: If the students kept applying energy to the water after it begins to boil, what is most likely to…

A: Water is in liquid state at room temperature means at  25 degree Celsius. State it may be solid…

Q: ow do liquid m

A: The liquid is the states of matter The particle of the liquid has space between them more than solid…

Q: Which state(s) of matter are compressible? Which state(s) of matter are not compressible? Explain.

A: There are three states of matter 1. Solid State 2. Liquid State 3. Gaseous State

Q: what happens as a solid melts into the liquid state?

A: The process of solid becoming a liquid is called Melting. The temperature at which melting occurs is…

Q: How do solids and liquids behave differently?

A: Solid and liquid are two different states of a matter

Q: Which phase change is correctly labelled? Subliming - exothermic O Vapourizing - exothermic O…

A: Exothermic process means energy is release while in endothermic we have to supple energy.

Q: solid into vapor

A: A phase transition is defined as a change in state from one phase to another phase.

Q: Describe an experiment to show how pressure in liquid varies

A:

Q: What is the density of the solid?

A:

Q: What phase occurs when molten aluminum poured into a mold cools to form a solid object?

A: Mixing is relatively easy in the liquid state but slow and difficult in the solid-state. By melting…

Q: What happens to the viscosity of liquid with the increase in temperature

A: Viscosity is a measure of a fluids  resistance to flow. It can express the internal friction of a…

Q: 09G sample of water at boiling point 100 Celsius is boiled completely how much energy was added to…

A: