There are more than 3. Nitrogen is about 79%, oxygen is about 20%, and the remaining 1% is argon, carbon dioxide, neon and other trace gases.
Mantle
Fixed or uniform compositions are characteristic of chemical compounds.
All minerals have chemical compositions. Calcite (CaCO3). Pyrite (FeS2). Quartz (SiO2).
Yes. Every mineral has a chemical composition.
A molecule of Oxygen is composed of two atoms of Oxygen and has the chemical formula O2. There is also another form, known as Ozone, which contains three atoms of Oxygen and has the chemical formula O3.
yes
An acid is a chemical compound.
water,acids and air are all agents of chemical weathering
Garbage has very different compositions.
1. Brandenburg concerto no. 2: allegro 2.Air on G 3. Toccada and Fugue in d minor
Mica is a class of minerlas, not a rock. Different micas have different chemical compositions.
Different fruits have different chemical compositions.