Solid sol
Yes, whipped cream is a colloid.
No it is a compound.
It depends what kind of colloid for example milk will not, it is a colloid but it doesn't set... Others may just depending on what kind your talking about
solid solution
Colloid
Colloid
colloid
Colloid
Suspension
It depends on what kind of foam you are talking about, but probably not.
Tofu needs to contain tofu to be tofu. So yes, tofu contains tofu. Tofu is made from soybeans.
A colloid is a mixture of solid particles suspended in a liquid.