kamryn83 kamryn83

19-11-2020
Chemistry

contestada

Which of these is the best evidence that a chemical reactions occurs when coal burns?
A-Coal is made up of more than one element
B-a new substance is produced
C-Oxygen is present
D-The shape of coal changes

Respuesta :

munozabigail326 munozabigail326

02-02-2021

Answer:

It’s b even check quizzes

Explanation:

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mark4yeshua mark4yeshua

08-03-2021

Answer:b

Explanation:

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