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olga2289 [7]
3 years ago
13

What's the hardness of an oxygen?

History
1 answer:
stepan [7]3 years ago
8 0

Answer:

the hardness of an oxygen 6.08

Explanation:

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Because of this, many empires really want to acquire this port, including the Ottoman empire. By acquiring this port, Catherine the great prevent ottoman's effort to expand their economy. On top of that, The Russians could also use this port when all of their other forts are frozen during the winter.

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