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GalinKa [24]
1 year ago
13

All of the halogens are____to humans.

Physics
1 answer:
Ymorist [56]1 year ago
5 0

Answer:

b bc they are a dangerous threat to humans health

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7. A Candle is placed 4 cm in front of a convex lens. The image of the candle is focused on a sheet of paper that is exactly 10
velikii [3]

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