Your friend and classmate made a mistake when balancing the following chemical equation. original unbalanced equation: fe + h2o --> fe3o4 + h2 your classmate’s incorrectly balanced equation: fe3 + 4h2 --> fe3o4 + 4h2 explain where your friend went wrong when trying to balance the equation. then, explain how to balance the equation correctly. also, show the final balanced equation by inserting an equation at the end of your response. your final response should include at least four complete sentences, plus your final balanced equation.