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Biology 11 Online
OpenStudy (anonymous):

what are 2 disadvantages of coal?

OpenStudy (anonymous):

1. Burning coal is harmful waste such as carbon dioxide, sulfur dioxide, nitrogen oxides, sulfuric acids, arsenic and ash. 2. Leads to acid rain

OpenStudy (anonymous):

good?

OpenStudy (anonymous):

si?

OpenStudy (anonymous):

¿Este es un buen ejemplo para ti?

OpenStudy (anonymous):

yes thank you

OpenStudy (anonymous):

np

OpenStudy (anonymous):

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