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Mantle
Fixed or uniform compositions are characteristic of chemical compounds.
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Mica is a class of minerlas, not a rock. Different micas have different chemical compositions.
yes because they have different chemical compositions
Mantle
Fixed or uniform compositions are characteristic of chemical compounds.
All minerals have chemical compositions. Calcite (CaCO3). Pyrite (FeS2). Quartz (SiO2).
Different fruits have different chemical compositions.
Yes. Every mineral has a chemical composition.
yes
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An acid is a chemical compound.
Garbage has very different compositions.
Mica is a class of minerlas, not a rock. Different micas have different chemical compositions.
You probably mean chemical formula. Shampoo does not have a chemical formula because it is a mixture, and different shampoos have different compositions.
yes because they have different chemical compositions