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Questions and Answers
What is the primary function of a water bath in a laboratory?
What is the primary function of a water bath in a laboratory?
- To cool down samples quickly after a chemical reaction
- To measure the resistance value of the water
- To incubate samples at a constant temperature over a long period of time (correct)
- To enable rapid chemical reactions at varying temperatures
Why is a water bath preferred as a heat source for heating flammable chemicals?
Why is a water bath preferred as a heat source for heating flammable chemicals?
- To improve the accuracy of temperature control
- To increase the speed of chemical reactions
- To prevent ignition that could occur with an open flame (correct)
- To reduce the cost of heating chemicals
What is the principle component responsible for regulating the temperature of the water bath?
What is the principle component responsible for regulating the temperature of the water bath?
- The sensor converting temperature to resistance value (correct)
- The water bath container material
- An integrated amplifier
- The electric heating tube
At what temperature range are water baths mostly used?
At what temperature range are water baths mostly used?
When the temperature exceeds 100 °C, what alternative method is preferred instead of a water bath?
When the temperature exceeds 100 °C, what alternative method is preferred instead of a water bath?
What is the primary purpose of a water bath in a laboratory?
What is the primary purpose of a water bath in a laboratory?
In addition to incubating samples, what other function can a water bath perform?
In addition to incubating samples, what other function can a water bath perform?
Why is a water bath preferred for heating flammable chemicals in a laboratory?
Why is a water bath preferred for heating flammable chemicals in a laboratory?
What is the primary function of a water bath in a laboratory?
What is the primary function of a water bath in a laboratory?
In addition to incubating samples, what else can a water bath be used for?
In addition to incubating samples, what else can a water bath be used for?
Why is a water bath preferred over an open flame for heating flammable chemicals?
Why is a water bath preferred over an open flame for heating flammable chemicals?
Flashcards
Water bath function?
Water bath function?
To incubate samples at a constant temperature over time.
Why use a water bath for flammable chemicals?
Why use a water bath for flammable chemicals?
To prevent ignition of flammable chemicals.
What component regulates water bath temperature?
What component regulates water bath temperature?
Sensor converting temperature to resistance value.
Water bath temperature range?
Water bath temperature range?
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Alternative to water bath above 100 °C?
Alternative to water bath above 100 °C?
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Additional water bath function?
Additional water bath function?
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Another water bath use?
Another water bath use?
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Study Notes
Water Bath in Laboratory
- The primary function of a water bath in a laboratory is to provide a controlled and gentle heat source for heating samples, especially flammable chemicals.
Advantages of Water Bath
- A water bath is preferred as a heat source for heating flammable chemicals because it provides a gentle and controlled heat, reducing the risk of ignition or explosion.
Temperature Regulation
- The principle component responsible for regulating the temperature of the water bath is a thermostat.
Temperature Range
- Water baths are mostly used in the temperature range between 25°C to 100°C.
Alternative to Water Bath
- When the temperature exceeds 100°C, an oil bath or a silicone oil bath is preferred instead of a water bath.
Additional Functions
- In addition to incubating samples, a water bath can also be used for melting point determinations, crystallization, and other applications that require gentle heat.
Safety Precautions
- A water bath is preferred over an open flame for heating flammable chemicals in a laboratory because it minimizes the risk of ignition or explosion, providing a safer working environment.
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