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Because the moisture in it evaporates, leaving only the pigments that were once dissolved in the water.
I'm not sure, but I would guess that many inks are not water-based but rather use other solvent that are more volatile, such as organic solvents. Nonetheless, in both cases, ink dries because the solvent evaporates, but a more volatile solvent will evaporate faster.
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∙ 16y ago
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What would happen to blue ink if heated?
It would evaporate
When you evaporate the ink why water left behind?
The dye and other additives remain as a residue.
Does spirit and water evaporate at same rate?
Liquids differ in the rate at which they evaporate.
Which would evaporate faster ginger ale or salt water?
Ginger ale will evaporate faster but when it does evaporate it produces smoke
What is soluble ink?
soluble ink is ink that is soluble
What is an experiment you can do to show ink water is not pure water?
Evaporate the water, leaving the ink behind.
What would happen to blue ink if heated?
It would evaporate
How would you separate water from a mixture of blue fountain pen ink and water?
You can use distillation and evaporate the water out, which will leave behind whatever made the ink blue.
When you evaporate the ink why water left behind?
The dye and other additives remain as a residue.
How can you obtain coloured component from blue or black ink?
You can do so by heating the ink. This way, water will evaporate , leaving the colored component ( dye ) behind. sources --> NCERT class nine book (:
Does chocolate evaporate?
does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate does chocolate evaporate
How do brownies evaporate?
Brownies do not evaporate. Only liquids evaporate.
9 letter word meaning turn to vapor?
e for evaporate s for sublimate
To convert into vapor?
Vaporize Evaporate
Can ketchup evaporate?
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What is the purest form of gold ink or paint currently available?
It could dry to be 24k, that is 100% pure. In that the carrier would evaporate and leave behind pure gold. But most may not have any gold. Check with the manufacturer.
How do you make magnetic ink out of house hold items?
You need really fine iron powder; a fine file and somthing out of iron you can file. Then a liquid to keep the iron in suspension; it should dry (evaporate) but not too quickly- water will work if you use your ink right away- if you wait the iron will rust and rust is not as magnetic as pure iron...
