Which of the following represents the ratio of gases in Earth’s atmosphere? 78% carbon, 21% oxygen, 1% other 78% phosphorus, 21% sulfur dioxide, 1% other 78% hydrogen, 21% carbon dioxide, 1% other 78%

Which of the following represents the ratio of gases in Earth’s atmosphere?

78% carbon, 21% oxygen, 1% other
78% phosphorus, 21% sulfur dioxide, 1% other
78% hydrogen, 21% carbon dioxide, 1% other
78% nitrogen, 21% oxygen, 1% other

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Which of the following represents the ratio of gases in Earth’s atmosphere? 78% carbon, 21% oxygen, 1% other 78% phosphorus, 21% sulfur dioxide, 1% other 78% hydrogen, 21% carbo…

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