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What is the purpose of a flow and return on a calorifier?
The flow and return on a calorifier are used to circulate hot water from a heat source into the calorifier and to return cooled water back to the heat source for reheating. This helps maintain a consistent supply of hot water and ensures efficient heating of water within the calorifier.
What would happen if a hot saturated solution was cooled quickly?
If a hot saturated solution is cooled quickly, the solubility of the solute decreases with temperature, causing excess solute to precipitate out of solution. This rapid cooling can result in the formation of larger crystals or a higher amount of crystals in the solution.
What happens with water vapor when its cooled?
when water vapour is cooled it condenses and falls as rain
Why is the hot water are prone to be frozen?
Hot water can freeze faster than cold water due to a phenomenon called the Mpemba effect. This effect occurs because hot water can evaporate more quickly, losing some of its volume and cooling faster. Additionally, hot water may have fewer dissolved gases, which can also aid in faster freezing.
What is the past tense of cool?
it depends on which cool. Like the cool as in hot and cold it would be cooled. But, if it was for popular it would be ,was cool
What might happen to a hot air balloon if the air inside is cooled down?
Only hot air rises, so if the hot air was cooled..... it would fall. Splat.
What would happen if a hot saturated solution was cooled slowly?
Crystallisation
How does hot water freezes?
It must be cooled to 0 oC.
What happen to water vapor when cooled?
it goes threw a cycle
Can you freeze hot water?
Yes, but it must be cooled to 0 oC.
What affects how fast hot water will cool?
the temperature at which it is being cooled
What happen when water is cooled?
Under O oC water become ice (a solid).
What happen to a given mass of water as it is cooled from 4° to 0°?
Expands
What are the disadvantages of boiling water for drinking?
It is hot and must be cooled before consumption.
Can seeds germinate in cooled boiled water?
Seeds can germinate in cooled boiled water, so long as the water is no longer warm or hot. The act of boiling will actually clean the water, causing it to be sterile.
How are hot-water bottles used in heat treatments?
Covered by a protective toweling, the hot-water bottle is placed on the treatment area and left until the water has cooled off.
What might cause convections in a hot springs?
Most hot springs are heated from below and cooled by the air above. This tends to make the top of a spring cooler than the bottom. As a result the air-cooled water winks while the newly warmed water rises.
