jbrandy2947 jbrandy2947

20-03-2019
Advanced Placement (AP)

contestada

Any hydrogen and helium that , , and held in their initial atmospheres readily escaped.

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Аноним Аноним

20-03-2019

Earth; Mars; Venus

Mercury is the only terrestrial planet that still has hydrogen and helium in its atmosphere.

hope this helps:)sorry if it doesnt

plz mark brainliest

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