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Yes. See the Web Links to the left for a picture.
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Remember that the more impure the lower the melting point.
Examples: acetone, benzene, dichlorethane etc. See the link below.
It is insoluble in water, somewhat soluble in ethanol, soluble in benzene, and very soluble in ether, chloroform, or carbon disulfide. Naphthalene is obtained from coal tar, a byproduct of the coking of coal.
They can. While human eyes can not "see" infrared light, humans can detect this light as "heat" on the surface of the skin.
Yes. See the Web Links to the left for a picture.
Yes you can! You might not be able to know how to download them?
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he might although you cant see them i love brad
The whole idea of black holes is that nothing, not even light, can escape from them. However, there are several indirect ways to detect them.
Because motion sensors sense the movement of light, so if its dark, it cant see.
Remember that the more impure the lower the melting point.
Examples: acetone, benzene, dichlorethane etc. See the link below.
It depends on where it is. You might be able to cover it with a bandage.
All of them. "Micro" means "tiny". You need a microscope to see them. Colonies of microorganisms might be visible, but not an individual.
you cant know for sure by looking at a dog. But you might see unusual actions