bellabarber204
01.08.2019 •
Chemistry
Provide at least three indicators of a chemical change that are present in burning a piece of paper.
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Ответ:
Some chemical indicators perceived while a piece of paper is burning are:
Production of an Odor: there is a smell of burnt paper
Change in Temperature: combustion is a highly exothermic reaction , so the temperature increase
Change in Color: paper changes to ashes as the burning process occurs
Ответ:
He took control of the empire
Explanation: