Black pepper is a mixture, might have had different growth fertilizers. Distilled water is pure, and is a pure substance.
No, black pepper is not a pure substance. Instead, black pepper is what we call a mixture substance. However, salt is a pure substance.
a magnet will pull the iron out of the black pepper
The mixture is heterogeneous.
If you mean salt & pepper in the same container, I would say heterogeneous mixture, but salt by itself would be a compount (NaCl?), while pepper would likely be a homogeneous mixture (milled black pepper).
No it is a special kind of mixture
Black pepper is a complex mixture of substances, but most of the "spiciness" comes from the compound piperine, which is made of carbon, hydrogen, nitrogen, and oxygen.
Almost impossible, pepper doesn't dissolve as quickly as sugar though. Although you'll be without sugar. You could try shaking it but I doubt that will work. Best just to use it as it is for times you need both. They are both cheap, just chunk it.
Dr. Pepper is a mixture.
Yes, salt and pepper together make a mixture. It is a heterogeneous mixture.
Black pepper is a mixture of many compounds, some of which do contain sodium. However, it is part of a chemical, not free.
No. Lemon zest is the outer skin (the yellow part) of a lemon. Lemon pepper is a mixture of dried granulated lemon zest and black pepper.
No. A mixture of salt and pepper is simply a mixture of salt and pepper. Silicon is an element unrelated to either salt or pepper.