In 1958, the carbon dioxide level measured in Earth's atmosphere was about 315 parts per million (ppm). In 2000, the carbon dioxide level in the atmosphere had increased to about 368 ppm. What was the average annual increase in carbon dioxide in the atmosphere between 1958 and 2000 measured in ppm? What possible explanation is there for the increase in atmospheric carbon dioxide?

b. acid is the correct answer @jayxboof all social media

acid : acids are those which accepts an electron-pairs.

base : bases are those which donates ab electron-pairs.

alkali : it is a base that dissolves in water. it is basically a base and the ph greater than 7.

hydroxide ion : it is a poly-atomic ion which is negatively charged.

your answer would be a. 12.5 kg

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