What's evaporation

Q: Compare boiling and evaporation.

A: Solution :       Boiling is the process in which a substance changes its state from a liquid state…

Q: What are hydrates? How are they formed? And how are they named?

A: Hydrate is usually a compound that contains water in the form of H2O molecules. The best-known…

Q: What kinds of substances does water chemically react?

A: Given statement is : What kinds of substances does water chemically react = ?

Q: Distinguish between the terms evaporation and boiling.

A:

Q: Why is water commonly used in cooling systems?

A: Cooling system absorb heat from hot objects . It involve transfer of thermal energy from hot object…

Q: Identify the true statements about surface tension. Molecules along the surface of a liquid behave…

A: Surface tension is directly proportional intermolecular forces of attraction  Solution is given in…

Q: What is plasma state and super cooled state of atoms?

A: Plasma state of atoms:Atoms in plasma state are similar to gas, but the particles have a different…

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: Why is water a liquid?

A: Three different states of matter are solid, liquid and gas. The major difference between solid,…

Q: Two white crystalline samples were left on the bench after an experiment. To help identify | them,…

A:

Q: Distinguish between the terms evaporation and condensation.

A: Distinguish between the terms evaporation and condensation.

Q: How do snow crystals form chemically?

A: When an extremely cold water droplet freezes onto pollen or dust particles in the sky, a snowflake…

Q: What happens to the temperature after all of the ice has melted? Why?

A: When ice is heated, its temperature increases. When the ice begins to melt, the temperature remains…

Q: Which compound would you expect to have the highest boiling point?

A: Compared to alkanes and alkenes, alkynes have a slightly higher boiling point. Ethane has a boiling…

Q: After adding salt to melting ice, what change needs to happen for the ice to re-solidify

A: The phenomenon is the lowering of melting point,  it is a colligative property.

Q: What happens with the comprised liquid particles if the temperature lowers? O compact O move freely…

A: Applying concept of kinetic energy and temperature relationship.

Q: What makes water a very unusual liquid?

A: Water is a universal solvent.

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: Are the molecules that can hold the lesser number of drops in a coin is the same as the molecules…

A: Yes , due to less intermolecular forces among all  the one who can hold the lesser number of drops ,…

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: What changes water from a gas to a liquid phase

A: Conversation of gas to a liquid is called condensation. In gaseous phase, the molecules are far…

Q: You place water on a freezer, and it solidify over a period of time, water is in solid form, why?

A: Temperature plays a very important ole in phase change. The main cause for different phases is…

Q: What is needed for a liquid to freeze?

A: Matter is anything that has mass and volume, which exist in material word. Three types of matter are…

Q: How does evaporation causes cooling

A: The conversion of a substance from its liquid phase to vapor phase below its boiling point is known…

Q: List porosity of sand, silt, loam, and clay in order.

A: Porosity is the measure of void space in a material and is the fraction of volume of voids over the…

Q: Which phrase best describes the vapor point of a substance?  a- the strength of the bonds between…

A: Vapor pressure is a measure of the tendency of a material to change  into the gaseous or vapor…

Q: What is a hydrogen bond between water molecules?

A: A hydrogen bond between water molecules has to be given.

Q: Which is liquid at room temperature? Why?

A: Topic-- Physical properties of the following compounds and state in room temperature.

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: Topic- Around the word boiling point and vapor pressure Q- Before the water boils, describe the…

A: Boiling point is the temperature at which vapour pressure is equal to the atmospheric pressure.

Q: Which of the following is expected to have the highest boiling

A: As we know,  Boiling point is depends on intermolecular interaction between molecules and size of…

Q: Select the type of crystalline solid that would form for Na.

A: The compounds which have metallic and ionic bonds will be metal solid crystal and ionic solid…

Q: What kinds of attractive forces exist between particles (atoms, molecules, ions) in metallic…

A: A crystalline solid in which the atoms are held together by metallic bonds. Metallic crystals are…

Q: Which statement describes why the viscosity of maple syrup is higher than that of orange juice?

A: Viscosity is defined as the measure of fluid's resistance to flow in a medium. The stronger the…

Q: 9)Who measures melting points?

A: Melting point is defined as the temperature at which solid starts melting. At melting point there is…

Q: What are ionic solids? Give some examples?

A: Ionic solids has to be defined.

Q: Briefly define the following terms: evaporation, condensation, sublimation.

A: Evaporation;-the process by which a liquid or compound is released from its liquid state to a…

Q: Which of the following substances have London dispersion forces?

A: The London dispersion force is defined as a weak attractive force due to the temporary formation of…

Q: Which will vaporize faster between alcohol and water?

A: The rate of vaporization depends upon the boiling point of the liquid and intermolecular…

Q: explain how ammonium nitrate is an effective material for ice packs.

A: Answer - Ammonium nitrate - Ammonium nitrate is a crystal-like white solid which is made in large…

Q: What happens to the crystals of washing soda when exposed to air?

A: The chemical name for washing soda is sodium carbonate. Its chemical formula is Na2CO3.10H2O.