harrystyles6930 harrystyles6930

09-05-2017
Biology

contestada

The sun’s surface is made up mostly of _____.

A. Helium
B. Ammonia
C. Hydrogen
D. Oxygen

Respuesta :

bbnloli bbnloli

09-05-2017

hydrogen and oxygen .........

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Аноним Аноним

16-06-2018

Hydrogen 90% and Helium 9%

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