The hotplate stirrer (or hot plate stirrer or hot plate magnetic stirrer) is used for mixing and heating aqueous solutions for a great variety of chemical reactions such as synthesis.
Also, how are hot plates made?
- sterner.
- storer.
- strayer.
- stair.
- star.
- stare.
- starker.
- starr.
Considering this, how do you use a hot plate in a lab?
Tips for Working Safely with Hot Plates:
glass flask, soft glass, or jars directly on the hot plate. Make sure that the surface of the plate is larger than the object being heated. Use boiling stones or boiling sticks in liquids to facilitate even heating and boiling.
How do you use a magnetic stirrer with a hot plate?
How do you use a magnetic stirrer?
How does a hot plate stirrer work?
The magnetic stirrer creates a rotating field based on a rotating magnet bar or a plate containing the rotating magnet. In general, the bar magnet is coated with plastic and plate contains a rotating magnet. … The main function of a stirrer is to agitate the liquid for speeding up the reactions or improving mixtures.
How does a hot plate work science?
Hot plates produce heat via joule heating, or running an electrical current through a medium with high electrical resistance. … By controlling the input voltage, you also control the current and the amount of heat produced, and in turn, the temperature of the platform.
What does stir mean on a hot plate?
Magnetic stirrer
| A stir bar mixing a solution on a combined hot-plate magnetic-stirrer device; the left knob controls the stirring rate and the right knob controls heating | |
|---|---|
| Other names | Magnetic mixer |
| Uses | Liquid mixing |
| Inventor | Arthur Rosinger |
| Related items | Vortex mixer, static mixer |
What is hot plate magnetic stirrer?
A magnetic stirrer is a device used to create a rotating magnetic field. … A magnetic stirrer is often used with hot plates. The stir bar is the magnetic bar which is immersed in the liquid to provide the stirring action.
What is laboratory hot plate?
In laboratory settings, hot plates are generally used to heat glassware or its contents. Some hot plates also contain a magnetic stirrer, allowing the heated liquid to be stirred automatically. … This not only reduces the temperature of the glass, but it slows down the rate of heat exchange and encourages even heating.
What is the maximum setting of the hot plate in magnetic stirrer?
The hot plate reaches a temperature of over 250°C (480°F) with an output of 180 watts. The magnetic stirrer is adjustable from 0 to up to about 1400 rpm and suitable for mixing up to 500ml of solution in a container of 5” diameter or less.
What is the principle of hot plate and magnetic stirrer instrument?
Magnetic stirrers use a rotating magnetic field to move a stir bar around in liquid samples, and some are coupled with stirring hot plate. The movement of this stir bar mixes the samples thoroughly with rapid movement and agitation.
What is the role of the hot plate Why is it important?
Hot plates are used in a laboratory as a heat source that can uniformly heat solutions and materials. They are considered much safer than traditional Bunsen burners because there is no open flame involved, just a heated plate.
Why are hot plates important?
Hot plates are laboratory tools used to uniformly heat samples. Hot plates provide less heat, but do so without the danger associated with the open flame and higher temperatures of a Bunsen burner. Hot plates often include digital displays of temperature, hot surface warning indictators and magentic stirrers.