Question

select the correct answer from each drop - down menu. hydrogen can be created by water. if the activation energy is reduced, hydrogen can be produced with a renewable energy source. this renewable energy cooling decomposing filtering reset next

Explanation:

Hydrogen can be obtained from water by breaking it down into its constituent elements. This process is called decomposition. Cooling and filtering water do not produce hydrogen. When the activation - energy barrier is lowered, hydrogen can be produced using renewable energy sources in the decomposition process.

Answer:

decomposing