Manganese is a chemical element, a metal; elements are chemically homogeneous.
Sand with shells is a heterogeneous mixture because it contains different components (sand and shells) that are visibly different and can be separated easily. In a homogeneous mixture, the components are evenly distributed and not easily distinguishable.
Barium is an element and therefore a pure substance, so it is considered a homogeneous material.
Air pollutants can be both homogeneous and heterogeneous. Homogeneous pollutants are evenly distributed in the air, such as carbon dioxide. Heterogeneous pollutants are not evenly distributed and can vary based on location, such as particulate matter near an industrial area.
No, carbon mixed with sand is not a homogeneous mixture. It would be considered a heterogeneous mixture because the carbon and sand do not completely mix at a molecular level and can be visibly distinguished from each other.
A conglomerate rock is a heterogeneous material.
Rice grits is homogeneous, corn grits is homogeneous, rice and corn grits mixed is heterogeneous.
Heterogenous
peach is heterogeneous or homogeneous?
heterogeneous
Mixtures can be homogeneous but also heterogeneous.
If it's got pulp in it, it would be heterogeneous -- otherwise, it is homogeneous.
Heterogenous
Gold is a pure element, not a mixture of any kind.White gold (alloy with nickel, manganese, or palladium) is a homogeneous mixture because you can't see the separate substances that are in it. Therefore it is a homogeneous mixture.
Medicines may be homogeneous or heterogeneous.
me don't know
Heterogeneous
homogeneous is when the solution is mixed throughout and heterogeneous is not