Concrete is a mixture of different substances (compounds) not a sinle compound.
pure substance?
No, it is a mixture; rarely a drug is a pure substance.
Neither, try again.
Pure substance
pure substance
Concrete is a mixture
concrete is a mixture
mixture
Concrete is defined as a mixture of cement, sand, and gravel.
pure substance?
Pure substance.
No, it is a mixture; rarely a drug is a pure substance.
No a mixture is by definition not a pure substance.
It is a mixture of substances
pure substance
pure substance, propanone
rice pudding a pure substance or a mixture and is it a homogenous or heterogenous