Answers EA Academy Online Learning and Digital Citizenship Elective Spring Unit Test — Cumulative examQuestion 135

135

QuizMultiple Choice

Unit Test — Cumulative exam

Question 135 • EA Academy Online Learning and Digital Citizenship Elective Spring

Which clue can be used to identify a chemical reaction as a combustion reaction?

Answer

A

Oxygen is a product.

B

A hydrocarbon reacts with oxygen.

C

Water and carbon dioxide react.

D

The reaction involves ions.

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