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Physics, 31.12.2019 04:31 pedro48

Which could be true about an unknown sample with a ph of 7?

(2 points)

it contains only water.

it is highly acidic.

it has a very high hydroxide ion concentration.

it is a solution of hf and water.

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Which could be true about an unknown sample with a ph of 7?

(2 points)

it c...
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