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Can someone help me pls?

Zr + O ⇒
B + O ⇒
Zn + C ⇒
Co + I ⇒
Mg + Br ⇒

asked
User Stderr
by
8.4k points

1 Answer

7 votes

Step-by-step explanation:

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answered
User GStav
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8.1k points