Medicinal asperin is synthesised.
Depends on how well you prepared it. More impurities equal a lower melting point than something pure.
this can be your first fraction of distillation. In general crude means that the half fabricate isn't pure enough and more purification steps are required
it is not too pure but is a compound
Aspirin (ASA) is a compound and is then a pure substance. A mixture is a mix of pure substances while a pure substance can be made up of a single element or compound. Pure Honey and distilled water are both pure substances. Ranch and Italian salad dressings are both mixtures. Aspirin is not an element. Its chemical name is acetylsalicylic acid, abbreviated as ASA.
gasoline is from crude oil so it's not a pure substance
it is not too pure but is a compound
it is a mixture
Artemisinin, as pure substance has a slightly polar character.
A measure of how much more pure your protein is after a purification step in comparison to the crude. You can calculate this by dividing the purified steps specific activity by the crude steps specific activity.
Yes, crude oil is a homogeneous mixture of several hundred to several thousand pure components.
coal is a mixture and impure because it is in crude form. coke and carbon are pure form of matter.
Carbon monoxide has a polar covalent bond.