The newest 6 of 6 written questions. Open one to see it on the real paper.
State the names of the two gaseous elements used in a fuel cell to produce electricity with water as the only chemical product. eeeeeeeeeteeeeetteettttetetettteeees
See it on the paper →Which statements describe advantages of using hydrogen–oxygen fuel cells in vehicles instead of using gasoline (petrol) engines?
See it on the paper →State the names of the two gaseous elements used in a fuel cell to produce electricity.
See it on the paper →State the name of the only chemical product in a hydrogen-oxygen fuel cell.
See it on the paper →Explain why the reaction between hydrogen and oxygen in a fuel cell involves oxidation.
See it on the paper →Which type of power station does not use steam?
See it on the paper →There appeared to be widespread guessing in this question on electricity generation, with all four options being popular.
— Examiner report, October/November 2020, 0654/11 Q30 (Cambridge)
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