Why do you cover evaporation dish with a watch glass?

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So that the substance in the evaporation dish is fully protected with the glass! The evaporating dish is used to heat and evaporate liquids.

This porcelain item resembles a shallow bowl with a spout. Evaporating dishes are traditionally used to evaporate solvent to concentrate a solution; however they can also be used to hold sand for a sand bath, as a small water bath, or as a drying dish (like a watch glass).

If heated by a direct flame, it will often be placed on a clay triangle for support. Thank you for your time! peace.....
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What is an evaporating dish?

An evaporating dish comes in a number of sizes, and are usually made of ceramic or glass. All evaporating dishes are bowl-shaped, though some are a lot shallower than others.

What is Evaporating Dish used for?

They are used to evaporate liquids. Specifically, the goal is to separate the fluid from any dissolved solids therein. Lets say you want to get salt out of water- you ca

How are evaporating dish used?

The evaporating dish is used to heat and evaporate liquids. This porcelain item resembles a shallow bowl with a spout. Evaporating dishes are traditionally used to evaporat

Functions of evaporating dish?

to evaporate as its name had suggested ( evaporation is a process to vaporising of a liquid without reaching its boiling point)

What does an evaporating dish looks like?

An evaporating dish is a shallow, wide dish that is meant to createa large surface area exposed to air. It is used to allow liquids toevaporate into the air quickly.

What is a function of an evaporating dish?

Also known as watch glasses, evaporating dishes are used inchemistry in order to evaporate substances, most usually water, toproduce a more concentrated solution or a solid pr
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What is an evaporating dish used for?

evaporating dish is used to let substances to evaporate. -aramis nats- Evaporating dishes are used to evaporate excess water - or other solvents - to ensure that a concentra