You may be thinking of Pero, Postum or Caffix. In addition there are several herbs ground and roasted, then served like or with coffee. Chickory root is an example of an herb used as a coffee extender from the Cajun tradition.
Here are some links with more information:
http://www.perous.com/
http://www.associatedcontent.com/article/703043/postum_coffee_substitute_dies_but_mormons.html
http://www.internaturalfoods.com/Cafix/Cafix.html
http://www.cajungrocer.com/cafe-du-monde-coffee-chicory-p-450.html?cvsfa=1338&cvsfe=2&cvsfhu=343530
water is the solvent, coffee is the solute
No
Granulated coffee is just coffee that is available in the instant (a little bit larger then powder) like form. This removes the need to grind it up and makes it a faster alternative during the day.
It means all you have to do is add hot water to the coffee in order to drink, instead of brewing it is a coffee maker.
Instant coffee is soluble in water.
instantaneous instant coffee, instant success, ...
no !!!!!!!!!!!!!!!!!!! i don't drink coffee
If your recipe calls for brewed coffee, you can use any coffee you would serve for someone to drink. If it calls for coffee powder or espresso powder, you can use any instant coffee you choose.
coffee
Coffee is fat-free unless you add things like sweeteners or cream to it.
They like the taste and the caffeine in coffee is addictive.
That depends on the brand, and also how strong you like your coffee.