laurentspencer319 laurentspencer319

25-09-2020
Biology

contestada

Copper turns a green-brown when it is exposed to oxygen in the air.

What chemical property of oxygen causes this effect?

A.) it's mass
B.) its reactivity
C.) its flammability
D.) its volume

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ls3192099 ls3192099

25-09-2020

The answer is B.) its reactivity

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