da3niamolinThatherr da3niamolinThatherr

27-12-2016
Chemistry

contestada

what is the percent by mass of oxygen in carbon dioxide

Respuesta :

nikodan365 nikodan365

27-12-2016

C = 12
O2 = 16*2= 32
CO2 = (12)+(16*2) = 44

32/44*100 = 72.73%

Answer Link

aleastman aleastman

24-11-2021

Answer:

72.7

Explanation:

Answer Link

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