Just add 2 in front of the right side equation Mg+2HF-2MgF+H2
Answer:
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A rule or principle that is unfairly applied in different ways to different people or groups
3 bc Hf is an element hafnium and HF is compound hydrogen flouride
Answer:
11.5moles of oxygen gas
Explanation:
The reaction equation is shown below;
C₂H₆O + 3O₂ → 2CO₂ + 3H₂O
We were given 11.5moles of H₂O produced;
Since the equation is balanced;
3 mole of oxygen gas was used to produce 3 mole of water
11.5 moles of water will be produced = 11.5moles of oxygen gas