Complete the balanced equation for the overall reaction in a hydrogen fuel cell. [2 marks] H2 +  H2O

In a galvanic cell utilizing a hydrogen-oxygen fuel cell configuration, which half-reaction occurs at the cathode?Select one:a.NiO(OH)(s) + H₂O + e- → Ni(OH)₂(s) + OH⁻(aq)b.2H₂(g) → 4H⁺(aq) + 4e-c.Zn(s) → Zn²⁺(aq) + 2e-d.O₂(g) + 4H⁺ (aq) + 4e- → 2H₂O(l)

In the given chemical equation, What is the missing coefficient to balance the equation?2 H2 + O2 → ___  H2O

The reaction between hydrogen gas and oxygen gas forming water can be expressed in this equation, H2(g) + O2(g) → H₂O(I). To balance the equation, what are the coefficients needed in the given order for hydrogen, oxygen and water? A. 0, 2, 2 B. 2, 0, 2 C. 2, 1, 2 D. 2, 2, 2

For the redox reaction,  + C2 + H+ → Mn2+ + CO2 + H2OThe correct coefficients of the reactants for the balanced reaction are :

In the given chemical equation, What is the missing coefficient to balance the equation?__ H2 +    1 Cl2 →   2 HCl