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Differences between mercury and alcohol thermometers?
Alcohol is used to measure at low temperatures because it has a lower freezing point than Mercury. Mercury has a higher boiling point than alcohol, mercury boils at around 400 Co and alcohol boils around 80 C0.
What is mercury used for in a thermometer?
The thermal expansion of mercury is proportional and linear to temperature.
What type of Thermometer is most likely to contain alcohol?
A mercury-in-glass thermometer is most likely to contain alcohol. However, due to safety concerns, many modern thermometers use alcohol-based solutions or other materials instead of mercury.
What was the first liquid used in a thermometer?
The first liquid used in a thermometer was likely alcohol, specifically ethanol. Alcohol has a low freezing point and a wide range of expansion when heated, making it suitable for use in early thermometers.
Which thermometer is a greater health hazard if it breaks Is it the mercury in glass or alcohol in glass thermometer?
Mercury in glass thermometers pose a greater health hazard if broken, as mercury is a toxic substance that can be harmful if inhaled or ingested. Alcohol in glass thermometers are considered less hazardous as alcohol is not as toxic as mercury. It is still important to clean up any broken thermometer carefully to avoid injury.
Can mercury and alcohol mixed to become a thermometer?
Mercury and alcohol are not the thermometers but the liquids found in the thermometer they have different properties that make them uniqe for example alcohol is safe while mercury is poisonous,alcohol does not expand uniformly but has great expansion while mercury expands uniformly and has low expansion,alcohol is cheap while mercury is expensive,alcohol wets the glass while mercury does not.so alcohol can not combine to form a thermometer simply because they are the liquids found in it and not the thermometer itself.
Why is alcohol found in the school's thermometer instead of mercury?
Because the thermal expansion is higher from alcohol (ethanol) and then it's more precise.
Differences between mercury and alcohol thermometers?
Alcohol is used to measure at low temperatures because it has a lower freezing point than Mercury. Mercury has a higher boiling point than alcohol, mercury boils at around 400 Co and alcohol boils around 80 C0.
This instrument is often filled with mercury colored water or alcohol?
The instrument you are referring to is likely a thermometer. Thermometers are commonly filled with either colored alcohol or mercury to measure temperature changes based on the expansion or contraction of the liquid inside.
Why a laboratory thermometer use alcohol instead of mercury?
Alcohol has a lower freezing point than mercury, making it suitable for use in lower temperature environments. Additionally, alcohol is less toxic than mercury, making it safer in case of accidental exposure. Alcohol is also a good conductor of heat and has a larger coefficient of expansion, allowing for a more responsive and accurate temperature measurement in laboratory settings.
What liquids are used in thermometer?
Mercury and alcohol
How does thermal expansion relate to a thermometer?
Thermal expansion refers to the increase in size of a substance as its temperature rises. In a thermometer, thermal expansion is utilized by materials such as mercury or alcohol to expand and contract based on temperature changes, allowing the thermometer to measure and display the temperature.
What is in liquid in thermometer?
mostly Mercury but there are some with alcohol
Why is Mercury used in thermometers instead of alcohol?
Mercury thermometers have advantages over alcohol thermometers. The liquid is visible making the results easy to read. It expands at a regular interval. It measures temperature quickly and accurately.
Is mercury denser than alcohol?
Yes, mercury is denser than alcohol. The density of mercury is about 13.6 times greater than the density of alcohol.
What are the disadvantages of using alcohol in a thermometer?
The disadvantages of using alcohol in a thermometer include its narrow temperature range compared to mercury, lower thermal expansion coefficient leading to less sensitive readings, and its tendency to evaporate more easily, which can affect accuracy over time. Additionally, alcohol is more flammable than mercury, posing a fire hazard.
Why alcohol used in laboratory thermometers instead of mercury?
Alcohol-based thermometers are used in labs because alcohol has a lower freezing point than mercury, making them suitable for lower temperature measurements. Additionally, alcohol is less toxic than mercury, reducing potential health and safety risks in laboratory settings.
