Distinguish between condensation and evaporation?

Q: When 100 g of 40°C iron nails is submerged in 100 g of 20°C water, show that the final temperature…

A: Mass of nails & water = 100 g Temperature of nails= 40°C Temperature of water= 20°C

Q: What happens to the amount of 'microscopic slush' in cold water when its temperature is increased?

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Q: According to the principle of_______________________, if the Arctic were covered with soot instead…

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Q: vapor

A: Clouds are formed when the moist, warm air cools and thus expands in the atmosphere. Due to lower…

Q: Which one of the following phrases is an example of sublimation? * the condensation of steam on a…

A: Sublimation is conversion of a substance from the solid to the gaseous state without becoming…

Q: Why are icebergs often surrounded by fogs?

A: Condensation can be defined as the change of phase of water from gaseous to liquid.

Q: You can make rain in your kitchen. Put a cup of water in a Pyrex saucepan or a glass coffeemaker and…

A: In our experiment, the warm vapor is cooled with the help of ice. And then steam is again converted…

Q: Why are icebergs often surrounded by fog?

A: Temperature of ice burgs will be very low , it will be below zero degree Celsius .   Moisture…

Q: How does surface tension change with temperature?

A: Surface tension is the property of the surface which is due to intermolecular attraction between the…

Q: Would regelation occur if ice crystals did not have an open structure? Explain.

A: The structure of ice is similar to that of water molecules. There exist hydrogen bonds in ice…

Q: Differentiate between Conduction and Convection?

A: To determine Difference between Conduction and convection

Q: Show that 5000 cal are required to increase the temperature of 50 g of water from 0°C to 100°C. The…

A: Heat Required Q = m*c*(T2 - T1 )

Q: What is evaporation?

A: Evaporation is a fundamental part of the water cycle and it is constantly occurring throughout the…

Q: What is the basic difference between a cloud and fog?

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Q: Why is whitewash sometimes applied to the glass of florists’ greenhouses in the summer?

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Q: Does 'microscopic slush' in water tend to make it more dense or less dense?

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Q: What is the effect of temperature on surface tension?

A: Surface tension is the tension of the surface film of a liquid caused by the attraction of the…

Q: Do as Dean Baird demonstrates in Photo 2 of the chapteropening photos, or as the sketch shows, and…

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Q: What is the Effect Of Temperature On Surface Tension And Viscosity?

A: Viscosity and surface tension are the physical properties of the liquid. Viscosity is defined as the…

Q: What is a thermocouple?

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Q: It is generally cold after a hail storm than during and before the hail storm. Give reason.

A: After the hailstorm, the ice starts to melt. To melt, the ice requires heat energy, which it absorbs…

Q: True or false Objects require more energy to melt than evaporate.

A: Answer            False

Q: A great amount of water vapor changes phase to become water in the clouds that form a thunderstorm.…

A: The change of phase from gas to liquid is called condensation. During this process the energy is…

Q: In what forms is thermal insulation available?

A: Thermal insulation is the process of reducing heat from the surroundings. It can be done using many…

Q: What causes evaporation

A: There can be many factors that can cause evaporation. Temperature of the liquid: If the temperature…

Q: When will water boil at a temperature of less than 100°C?

A: Yes, the water can boils at a temperature less than 100 degree Celsius.

Q: The rate of evaporation of liquid does not depend upon -1) temperature2) its surface area exposed to…

A: Answer: Option (3) Evaporation is a process which liquid changes into vapor below its boiling point.…

Q: When you rub a piece of ebonite (very hard, black rubber) across a piece of animal fur which…

A: On rubbing a piece of material with another we are doing charging by method of friction.  In method…

Q: What property of water makes it an effective coolant?

A: To be an effective coolant, a substance has to have a high specific heat capacity, so that it can…

Q: Discuss the role of high specific heat capacity of water with reference to climate in coastal areas.

A: Specific heat capacity is the amount of heat energy takes to raise or lower the temperature of one…

Q: What happens to the volume of air as it rises? What happens to its temperature?

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Q: explain why convection and conduction occur in making squash soup?

A: explain why convection and conduction occur in making squash soup?

Q: Why does cold mountain air become warm when it descends into valley?

A: When the air descends, it gets compressed due to the adiabatic process.

Q: Define during PlyS the calorimetry?

A: State variables are variables used to describe the mathematical state of a dynamic system - a system…

Q: A 50-g chunk of 80°C iron is dropped into a cavity in a very large block of ice at 0°C. Show that…

A: Given:  mass, m = 50 g  T = 80 C  T' = 0 C  c = 0.11 cal/g C L = 80 cal/g

Q: What happens to the temperature of a pan of water when evaporation exceeds the condensation?

A: Evaporation and condensation can take place simultaneously. Evaporation causes cooling. This is…

Q: Distinguish between weather and climate?

A: Climate is the average weather conditions over a long period of time. It can be generalized, since…

Q: a 10 kg iron is dropped onto a sidewalk from a heigh of 100m. if half of the heat generated goes…

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Q: Distinguish between humidity and relative humidity?

A: Difference between humidity and relative humidity can be described as:

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: On freezing days, frost often forms on windows. Why is there usually more frost on the bottom…

A: Usually, there exists a temperature gradient in a room with cooler air near the bottom. As a result,…

Q: To maintain a balance the atmosphere must lose an equal amount of energy by emitting radiation,…

A: At balance condition temperature of the earth surface is constant

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.