Chemistry, 09.03.2021 16:30, hartmaaj95

1)A Chama proveniente de uma vela acesa é resultado de uma transformação química, onde há a reação de combustão e o combustível é: a) o oxigênio do ar

b) a parafina

ou
c) o pavio?

Answers: 2

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1)A Chama proveniente de uma vela acesa é resultado de uma transformação química, onde há a reação d...