Question

what percentage of carbon is present in Earth's Crust and in atmosphere and in which form?​

Answer 1

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Carbon makes up only 0.08% of the combination of the lithosphere, hydrosphere, and atmosphere.

Abundance in Earth's Crust of the elements

Hydrogen 0.15% Niobium

Carbon 0.18% Palladium

Nitrogen 0.002% Silver

Oxygen 46% Cadmium

Fluorine 0.054% Indium