a crucible is a small cup-like object used in chemistry because it can resist very high temperatures.
I'm not sure about the cover bit. perhaps an object made of the same material used to cover a crucible?
Firing the empty crucible and cover to red heat removes any moisture and contaminants that may be present on the surfaces. This helps ensure a clean and consistent environment for subsequent experiments or material processing.
Yes. They're usually made out of ceramics, porcelain, so they can break if dropped for instance.
A cupola furnace is not the same as a crucible furnace. A cupola furnace is a type of melting furnace used mainly for iron melting, while a crucible furnace is a type of melting furnace that uses a ceramic or graphite crucible to contain the molten metal. The names reflect the different structures and functions of the two types of furnaces.
porcelainIt is made of either porcelain or an inert metal
A crucible is a container used for heating substances to high temperatures in laboratory settings. A lid is a cover that can be placed on top of the crucible to prevent the escape of substances during heating and to protect the contents from contamination. Together, they are used for controlled heating and chemical reactions in experiments.
a crucible and cover
To drive off any volatile materials that might alter the mass of crucible and cover.
Clay triangle is used to hold a crucible while the crucible is heated.
The crucible is used for heating small quantities to very high temperatures.
It is necessary to cover the crucible when it is being heated for two basic reasons: primarily, it maintains a higher temperature inside the crucible. Without the lid, the heat simply escapes. Secondly, it keeps the material inside the crucible from splashing out.
The clay triangle is used to hold a crucible while the crucible is heated.
Crucible is a laboratory tool which has cover, it can hold on your specimens whenever you perform a experiment. by; frisco baculio jr
please re phrase the question
a crucible is a small cup-like object used in chemistry because it can resist very high temperatures.
I'm assuming you mean a crucible and lid (the little white things you place in ovens or on the top of Bunsen burners)? If you do, then a crucible and a lid is a way to get an anhydrized solid (a solid which may have H2O mixed in amongst the pure solid) and turn it into pure product by evaporating away all of the water in the solid.
What_are_each_of_the_different_laboratory_apparatuses_and_how_are_they_used
This is a small recpient, thermally resistant used in laboratories for calcining and burning.