If an aerosol can feels cold after releasing the spray, is heat flowing from the can or from your hand?

Q: The state of a substance when the pressure and temperature are above the critical temperature and…

A: Critical temperature is the temperature above which a gas can't be liquify by applying pressure.  At…

Q: What do you think will happen if we will add pressure and temperature to the gummy worms,

A: As pressure and volume are directly related, therefore their combined effect will increase…

Q: What Is Dew point?

A:

Q: Which states of matter are significantly compressible? Group of answer choices

A: Matter exists mainly in three states. They are solid,liquid and gas. Compressibility is the property…

Q: Compare Boiling Point with Vapor Pressure?

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

Q: a. A container of nonstick cooking spray explodes when thrown into a fire. b. The air in a hot-air…

A: The kinetic theory of gases is a basic, culturally interesting model of the thermodynamic behavior…

Q: Compare boiling and evaporation.

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

Q: Will water alone clean oil from a fabric?

A: Solution- No, water Not alone clean oil from a fabric for there is, required to chemical energy as…

Q: L flask containing in the flask after the stopcock is

A: In flask 1. V1 = 4.2 L P1 = 2.2 atm V2 = 8.4 L P2 = 1.9 atm At the both flasks are at same…

Q: When a bottle of coca- cola is opened,what bubble of gas evolves

A: Henry law states that at constant temperature the solubility of gas in a liquid is directly…

Q: solid → gas [ Select ] %3D [ Select ] solid → liquid FREEZING MELTING liquid → solid SUBLIMATION…

A: Phase change are identified below:

Q: a. relative humidity (RH), b. absolute humidity (kg water / kg air), c. dew point temperature (°C)

A: In any environmental condition, the device used to measure pressure is called a barometer. In food…

Q: If instead of water it rained a non polar substance, how might the drop size and shape differ? would…

A:

Q: Question 1 How does dishwashing detergent lower the surface tension of water? The detergent disrupts…

A: Since your question has multiple parts, we will answer the first part for you. If you want residual…

Q: What is the process of the cooling curve of Naphthalene from 90 degrees to 55 degrees? tips (cool to…

A: According to the laws of thermodynamics, the process of freezing/melting or boiling takes place at…

Q: There are two glass test tubes (a and b) filled with different substances. Sort each given statement…

A: Tube (a) shows strong adhesive forces, because the substance is bound to the test tube wall.Tube (a)…

Q: Explain why you feel cool when you get out of a swimming pool, even when the air temperature is…

A: The energy required for one mole of any substance to change from the liquid state to its gaseous…

Q: 11 Please select the word from the list that best fits the definition Harsh weather conditions…

A: Thunderstorms, violent weather disturbances often associated with lightning, thunderstorms, dense…

Q: Define oil viscosity.

A: Viscosity is a physical property of liquid that depends on various factors like intermolecular force…

Q: Using your new knowledge about gas temperature and pressure, why is there a warning on aerosol cans…

A: An aerosol is a small solid particle or liquid droplet suspension of air or another gas. Aerosols…

Q: To have the safest heating method, as a high school learner, the best choice is:  a. use alcohol…

A: The most safest method for heating has to be given.

Q: Can you light diamonds on fire ?

A: Carbon combustion is the most common form of burning.  During combustion carbon atoms break their…

Q: explain how you can boil water in syringe without burning your hand.

A: The boiling point for the water at normal pressure, usually around 1 atm, is 100oC. At the boiling…

Q: How many calories are released when 10.0 g of steam condenses?

A: 1 g of water for conversion of steam requires 540 calories.

Q: A liquid placed in a test tube has the meniscus shown above. The types of forces that create this…

A: 1->when cohesive force is stronger than adhesive force convex meniscus formed . 2->when…

Q: Which of the following takes place when water condenses? Group of answer choices Heat is released…

A: Since in the process of condensation of water, the vapour converts into the liquid. And since we…

Q: Make a descriptive introduction about heating curve of water.

A: A heating curve graphically addresses the stage advances that a substance goes through as hotness is…

Q: Less is the surface area of a liquid, high will be its rate of evaporation. Select one: True False

A: The surface area of a liquid is the portion of liquid that has been revealed to or touches the air.

Q: The high specific heat of water explains why climates on land near bodies of water are moderate.…

A: Please find your solution below : Specific heat of a substance is defined as the amount of heat…

Q: oil+water+soap what happening?

A: Given: A solution containing oil, water, and soap.

Q: Water is one of the basic needs for a person to live. This activity allows you to explore about the…

A: The property of water makes the substances to flow or sink into it. Water allows chilli flakes,…

Q: 1.To allow the separation of solids from liquids with heating , the best apparatus is: Select one…

A: There are several apparatus and storage materials are used in a chemistry laboratory to conduct…

Q: Q1 Compare the pressure in A and B. Explain your reasoning. lce bath Boiling water

A: Pressure in B will be high compare to the pressure in B.

Q: Describe the two characteristics of water that cause it to evaporate more slowly than other liquids.…

A: To describe:  has two properties that makes water evaporate more slowly than other liquids.

Q: If thermal energy is added to a liquid, the following changes occurs.

A: When there is a change in the thermal energy of a system, the state of the system will be altered.…

Q: How many calories would be required to melt 45g of water?

A:

Q: state

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

Q: Interpret the changes depicted in heating and cooling curves

A: given below:

Q: Nitrous acid-observation is gas bubbles

A: To determine the Unknown using a) Hinsberg test b) Nitrous acid test c)IR Spectrum Analysis

Q: Sometimes when we bake a potato without poking holes in the skin, the potato will burst. Why does…

A: Matter exists in three states such as solid, liquid and gas. These are interconvertible on changing…

Q: As water cools to a temperature of zero degrees Celsius and forms ice, water molecules tend to move…

A: The freezing is the process by which solids can be formed from liquids by extracting heat energy or…

Q: Describe the changes in energy that occur and the particle arrangement as a substance that is liquid…

A: Substances can change phase often because of a temperature change. At low temperatures, most…

Q: The particulate model of matter can be used to explain evaporation ( liquid to gas below the boiling…

A: If a liquid is heated the particles are given more energy and move faster and faster expanding the…

Q: 3) If water is placed in a test tube, covered with a piece of stiff paper and inverted, the paper…

A: The reason behind the water staying in the test tube is pressure of air. The molecules of air which…

Q: Hydrogen bond  form because water has a strong dipole? True or false

A: when more electronegative atoms of N,O,F are makes bonds with hydrogen then the bonding is known as…

Q: Label the distinct parts of the heating and cooling curves of water

A: Generally, water exists in three phases. These are ice, the phase is solid, water, the phase is…

Q: 500 grams of hot water at 90°C or

A: This is a multiple questions. According to Guidelines, we can solve only the first question of…