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if you are looking at this you must be at the absolute stage of being bored.
Wiki User
∙ 11y ago
Wiki User
∙ 10y agoMelting point: approx. 235 0C
Density: 1,23 g/cm3
Caffeine can sublime
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Is caffeine a mixture or a pure substance?
Caffeine is a compound and so is a pure substance.
What criterion is used for the purity of a sample of caffeine?
The closer the melting point of the sample of the caffeine you have extracted, to the known melting point of pure caffeine, the more pure your sample is.
Is crystallization of salt a physical change?
Assuming you're talking about salt forming as water evaporates: yes, that is a physical change. If you mean salt crystals forming from the combination of sodium and chlorine, then that's a chemical change.
Is coffee a subtance or mixture?
Coffee is a mixture of pure substances in solution (or in a bean).
4. If a pure silicon crystal has 500000 holes inside it how many free electrons does it have?
500000
Is caffeine a mixture or a pure substance?
Caffeine is a compound and so is a pure substance.
Is Caffeine clear?
Pure caffeine is a water soluble white crystalline purine. Caffeine is found in its pure state only after being synthesized in a lab or extracted from certain plant or animal cells. Most commercially made caffeine is produced by decaffeination of coffee beans, although there are many other sources.
What criterion is used for the purity of a sample of caffeine?
The closer the melting point of the sample of the caffeine you have extracted, to the known melting point of pure caffeine, the more pure your sample is.
What is the physical state of potassium in pure room temperature?
Solid metal
Is common salt crystal a pure substance?
salt crystal is a pure substance hope this helps xx
Does caffeine occur naturally as a solid or liquid?
At 25°C, pure caffeine is a solid.
When did caffeine become illegal?
Caffeine is not illegal. Although in Germany, pure caffeine in pill form is available only by prescription.
How can you guard your prayer?
Pray in a pure physical state. Perform your wudu with care and perfection.
How to get pure unicorn?
Wind+crystal
Is caffeine dangerous in its pure form, as in caffeine pills?
According to ANVISA, it is safe to consume up to 420 mg of caffeine in the form of capsules with a minimum caffeine content equal to 98.5%
Why Serena's heart was not a crystal heart?
It was not pure
How do you get a pure in Dragon City?
buy the dragon
