<span>a. True. Methane is the chemical that is most abundant in natural gas.
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All the objects are formed from the gas and dust orbitting the sun
When it’s warmer so when temperature encreases
Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. Mixtures are physically combined structures that can be separated into their original components. A chemical substance is composed of one type of atom or molecule
