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The relationship between heat lost and heat gained is described by the principle of conservation of energy, which states that energy cannot be created or destroyed, only transferred. In a closed system, the heat lost by one body is equal to the heat gained by another, ensuring thermal equilibrium. This is often expressed mathematically as (Q_{\text{lost}} = Q_{\text{gained}}). This principle is fundamental in thermodynamics and applies to various processes, such as heating, cooling, and phase changes.
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What is the relationship between the surface area of the skin amount and heat lost through the skin?
the difference between this is that surface area
When water at 0.c freezes is heat lost or gained?
As heat is a form of energy, it isn't lost or gained, it's just converted into another form of energy.
What relates qrxn and qsur?
The relationship between qrxn (heat of reaction) and qsur (heat of surrounding) is described by the first law of thermodynamics, which states that the heat released or absorbed by a reaction is equal and opposite to the heat gained or lost by the surrounding environment. In an exothermic reaction, qrxn is negative and qsur is positive as heat is released to the surroundings. In an endothermic reaction, qrxn is positive and qsur is negative as heat is absorbed from the surroundings.
Is heat energy gained by liquid equal to the heat energy lost by metal?
Not necessarily. The heat energy gained by the liquid and lost by the metal can be different because different materials have different specific heat capacities, meaning they require different amounts of energy to change temperature.
Factors affect heat gained or lost?
Some factors that affect heat gained or lost include the temperature difference between an object and its surroundings, the surface area of the object, the material of the object, and the thermal conductivity of the material. Additionally, factors such as the duration of thermal exposure and external forces like wind or insulation can influence heat transfer.
Why is the total her lost by the granite greater than the total heat gained by the room-temperature water?
The total heat lost by the granite is greater than the total heat gained by the room-temperature water because granite has a higher specific heat capacity, allowing it to store and release more thermal energy as it cools. Additionally, the temperature difference between the granite and the water drives a more significant heat transfer, resulting in more heat being lost by the granite. This imbalance accounts for the greater heat loss from the granite compared to the heat gain experienced by the water.
What is a bond between atoms in which electrons are lost or gained?
Ionic bond is formed between the ions.
Is any energy lost or gained when a flashlight is turned on?
Some energy is changed to heat and lost. The main energy is still be converted to light beam.
Calculate the final temperature when 50 ml of water at 80?
When allowed to stand for long enough, the final temperature will reach room temperature.
How can one determine the final temperature of a system using the given initial temperatures and heat capacities?
To determine the final temperature of a system, you can use the principle of conservation of energy. This involves calculating the total heat gained or lost by each component in the system based on their initial temperatures and heat capacities. By equating the total heat gained to the total heat lost, you can solve for the final temperature of the system.
How will the amount of thermal energy lost by hot water be related to the amount of thermal energy gained by cold water?
The energy lost by the hot water will be gained by the cold water until they both come to equal temperature. Then there will no longer be any heat transfer from hot to cold. I think the mathematical relationship is a natural log curve that asymptotically approaches the horizontal - meaning the cooling curve keeps getting less steep over time as the heat is exchanged
Does the difference of temperature affect heat loss?
Yes, the greater the difference in temperature between an object and its surroundings, the faster heat will be lost or gained. This is described by the principle of thermal conduction, where heat flows from the higher temperature object to the lower temperature object until thermal equilibrium is reached.
