What is a substance with constant composition
A substance's composition is what it is made out of. Koolaid's composition is water and koolaid powder. Alternatively, it could mean what someone makes, although that is much less common. By that I mean, a song would be a musician's composition.
a pure substance. either a compound or an element. Also, a solution, which is a homogeneous mixture, not a pure substance.
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substance! (:
A substance has a specific chemical composition while mixtures contain more than one substance.
A pure substance has a fixed and uniform composition.
a substance
No. In a physical change, the substance maintains its chemical composition.
What is a substance with constant composition
The composition of a substance is what it is made of.
Chemical Substance
It tells you what the substance is made of.
When a substance changes state, Energy within the substance is gained or lost, but the composition is unchanged.
Mixture
substance and binder
it is called a fixed composition