A. Mutualism. This is because both the larvae and the flower are benefited. The larvae is fed, and the flower is pollinated.
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Unbalanced it should be 2Zn+2Hcl=2ZnCl2+H2
Answer:
4Fe + 3O₂ → 2Fe₂O₃
Explanation:
Fe → ²⁺
O → ²⁻
But Iron III is Fe³⁺
So we have Fe³⁺ and O²⁻, the formula for the oxide must be Fe₂O₃ so the equation can be:
4Fe + 3O₂ → 2Fe₂O₃
