On the ph scale ranging from 1 to 14, 7 is neutral. any number greater than 7 is alkaline; any number lower than 7 is acidic. with that in mind, in turns out that the oceans are serving as a carbon sink. about percent of current carbon dioxide emissions have been absorbed into the oceans.
a. 30 b. 40 c. 50 d. 60 ans : c

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