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Pregunta de Ciências da Natureza e suas Tecnologias #01a0e94a

Enunciado de la Pregunta
Ciências da Natureza e suas Tecnologias
#enem
#enem 2024
Medio

When producing electricity on rainy days, graphene

TANG, Q. et al. A Solar Cell that is Triggered by Sun and Rain. **Angewandte Chemie International Edition**, n. 55, 2016 (adaptado).

When producing electricity on rainy days, graphene

A

oxidizes the cations dissolved in rainwater.

B

prevents the diffusion of water through the solar panels.

C

reduces the activation energy of the reaction in the pseudocapacitor.

D

forms a non-metallic composite with the ions in the rainwater.

E

generates a potential difference through the interaction of electrons with cations.

Correcto

Explicaciones de la Comunidad