Explain how solutions are classified as acids or bases on the pH scale. Give 2 examples of acids and 2 examples bases

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.

you should wear a lead protective shield when having teeth x-rays

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-lavira : )

acceleration = 18/3 = 6 m/s per second.

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-lavira: )