Minerals are basically chemicals in a solid form.
A2. Part of the definition of a mineral is that it has a known chemical composition. If its composition were variable, it would not qualify under the definition.
retains its own properties.
The properties of a substance are inherent in that substance, for example steel, but steel can be used to make all sorts of different objects. Each object has its own properties, but the basic property of steel is the same in all of them (for the same grade of steel)
Sodium chloride is it an entirely different substance with its own unique properties.
These properties are specific for each substance.
the answer is...yes! They do all have there own physical properties.
mixture
In a mixture each part keeps it own properties
a mixture 99% sure
retains its own properties.
mixture
The properties of a substance are inherent in that substance, for example steel, but steel can be used to make all sorts of different objects. Each object has its own properties, but the basic property of steel is the same in all of them (for the same grade of steel)
Sodium chloride is it an entirely different substance with its own unique properties.
A compound
When two substances combine and retain their own properties, a mixture results.
Yes
Chemistry is a science; chemical properties are specific for each substance.
mixture