Is concrete pure substance or mixture?

Answer 1

Mixture

Answer 2

Yes concrete is a mixture. It is made from cement (which itself is a fairly complex mixture), aggregate such as stone (also a mixture), sand (a mixture) and water with other additives such as plasticizers etc.
Concrete is a heterogeneous mixture.

Answer 3

Concrete is a mixture, honey. It's made up of cement, water, and aggregates like sand and gravel. So, next time you see a concrete sidewalk, just remember it's a mix of different ingredients, not some pure and simple substance.

Answer 4

Mixture. Concrete is made with many different materials. This type of mixture is a homogeneous mixture because you can see the different materials In it

Answer 5

Concrete is considered a heterogeneous mixture, not a pure substance. It is made up of different substances such as cement, water, aggregates like sand and gravel, and possibly chemical admixtures.

Answer 6

heterogeneous

Answer 7

Mixture

Answer 8

a mixture