What is the difference between saturated vapor and superheated vapor?

Q: How does the average kinetic energy of each gas in a mixture compare?

A: The kinetic energy of gas is the random movement of gas particle in a vessel. It associate with the…

Q: Ice can become wwater and then become water vapor when the temperature?

A: Heat of vaporization of water :  water has a high heat of vaporization, the amount of energy needed…

Q: to heat the lead if it has a specific heat capacity of .129 J/ g°C. Answer: 9-10. A 1000 g cube of…

A: Given: The mass of cube lead is m=1000 g. The initial temperature of cube lead is T1=25°C. The final…

Q: When putting ice in a glass of water, is it the ice that cools the water or the water that warms the…

A: Since heat transfer from higher temperature to lower temperature. Water has more temperature then…

Q: When a superheated liquid is agitated, which of the following may occur? *

A: When a superheated liquid is agitated then bubble formation occurs.

Q: What do you mean by change of phase of a substance? Is there any change in temperature during the…

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Q: Why mercury is used as a thermometric liquid?

A: Thermometric liquids are the liquid which is used in temperature measuring devices.

Q: What usually happens when vapor condenses into liquid? a. it absorbs heat b. it rejects heat c. its…

A: Solution: Step1 - Here we will understand the concept that will be used to solve the question. As we…

Q: Heat transfer by conduction occurs when molecules: A) Collide B) Combine C) Heated D) None of the…

A: When a substance is heated, particles gains more energy and vibrate more. These molecules collide…

Q: Does a liquid release energy or absorb energy when it changes into a solid?

A: A process by which a liquid changes to solid is called freezing or solidification.

Q: Calculate the heat needed to convert 15 g of ice at -10 degrees Celsius to liquid water at 30…

A: Given: The mass of ice is 15 g. The initial temperature is -10 degrees Celsius. The final…

Q: 120 90 60 30 Time (minutes) Describe the substance at 55°C No partial credit. (Hint: each gridline…

A: To find the state at 55 °C

Q: Water is used as a coolant in automobiles radiators because

A: Water is used as a coolant in automobiles radiators because it has high specific heat capacity.

Q: How can water be brought to a boil without heating it?

A: Boiling is the process when liquid phase changes to the gas phase.

Q: 30. 1 g of ice at 0°C is mixed with 1 g of steam at 100°C. After thermal temperature of the mixture…

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Q: What is the thermometer for air

A: In this problem, it is asking about thermometer for air.

Q: What is the change in temperature of 2.2 kg of the following substances if 8.5 x 10^3 J of thermal…

A: Hi, you have submitted multiple subpart questions and it is not specified which parts you need help…

Q: The two metallic strips that constitute some thermostats must differ in: * thickness length…

A: Thermostat are made with two different metallic strips that have different property of  linear…

Q: What line segment(s) do the following occur a. Is LIQUID only b. Vaporization (boiling) c. Freezing…

A: Disclaimer: As the question number is not mentioned, only question no. 18 will be solved. If you…

Q: The change of phase from solid to gas, skipping the liquid phase, is called O Acclimation…

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Q: If you boil water in a whistling kettle, the kettle whistle when the water reached  its boiling…

A: In this problem it is asking about why does kettle whistle when the water reached its boiling point.

Q: 4. 300g of water at 50°C in a 100g glass are added to 20g of ice at 0°C. Solve for the final…

A: Given: Mass of water = 300 grams  Initial temperature of the water = 50o C Mass of ice = 20 g…

Q: Boiling is a form of evaporation - O True O False

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Q: What do you mean by the thermal agitation of molecules?

A: Thermal agitation of molecules can be defined as the ceaseless random motion of molecules or…

Q: Why doesn't energy added to boiling water increase the temperature of the water?

A: When the water is boiling, it is on the course of undergoing a phase transition from its liquid…

Q: How are the speeds of molecules of air affected when the air rapidly expands?

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Q: What is the difference between the calorie used in physics and Calorie used in nutrition?

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Q: As you go from a gas to a liquid you go through what Phase change? O Melting O Freezing Condensation…

A: We first define each of the following terms :- i) Melting is the change of a solid into a liquid…

Q: SOLUTION IS NEEDED How much calories of heat are needed to convert 500 grams of water at 30°C to…

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Q: water has the highest density in which phase 1.plasma 2.liquid 3. solid 4. gas

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Q: Substances that don’t conduct heat are known as what?

A: The value of coefficient of thermal conductivity (K) of a material is equal to the rate of flow of…

Q: The water equivalent of 5 kg of a substance is 1 kg. Find its specific heat

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Q: What is first law of thermo dynamics?

A: First law of thermodynamics is based on principle of energy conservation. i.e. whenever you add some…

Q: Heat flows from one body to another when they have O a. different heat contents. O b. different…

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Q: HIGH HUMIDITY AND LOW TEMPERATURES 1. at high humidity low temperature easily transferred human 2.…

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Q: Choose the BEST answer to the following: Boiling and freezing occur when water is subjected to (a)…

A: Step 1All objects emit energy to their surroundings, but still the temperatures of all objects don’t…

Q: What is the best material to use to insulate a home?

A: Bulk insulation includes materials such as glass wool, wool, cellulose fiber, polyester and…

Q: Calculate the difference in the temperature of water at the top and at the bottom of the waterfall…

A: Given that the height of the water fall is 100m.

Q: What happens to the temperature of boiling water once it's boiling point is reached

A: The temperature of the substance at which the vapor pressure of liquid becomes equivalent to the…

Q: What properties would a material need in order to be a better coolant than ice?

A: A coolant has the property to absorb more heat with minimum change in temperature. Ice has specific…

Q: Distinguish between evaporation and boiling?

A: Evaporation is the process of a substances in the liquid state changing to a gaseous sate due to…

Q: Why does all the water in a lake have to be cooled to 4°C before surface water can be cooled below…

A: A lake starts to cool from some temperature above 4 degree Celsius. The surface water on reaching…

Q: Which material will make the best calorimeter? Foam cup O Glass cup O Aluminum can Plastic cup

A: Foam cup is a bad conductor of heat.

Q: How much heat is necessary in kcal to change 15-lb of ice at -30 degrees C to water at 60 degrees C.…

A: Given data- mass of ice m=15 lb 1 lb=0.454 kg so m=15 × 0.454 kg=6.81 kg Lf=80 Kcal/Kg Lv=540…

Q: What is quality? Does it have any meaning in the superheated vapor region?

A: The ratio of the mass of the vapor to the total mass of the mixture is known as quality. It is also…

Q: When will water boil at the temperature of less than 100 degree C?

A: The process boiling occurs when the pressure of the atmosphere is equal to the pressure of liquid.…

Q: Why is the energy is required to melt a solid?

A: Particles in solid are connected to each other by strong bonds and cannot move freely as in liquid…