Chemistry, asked by ashwingaddemane, 9 months ago

which observation helps you to determine chemical reactions has taken place​

Answers

Answered by Xiomo
1

Answer:

A change in color represents a chemical reaction. Another observation is if there is a smell or odor after the reaction takes place. When a reaction takes place, gases can sometimes be removed from the system.

Explanation:

Hope this would help you.

So please mark me as brainliest.

Answered by pranavsai73
1

Answer:

visual observation

hearing sense

smelling sense

of any chemical reactions has took place

Explanation:

I HOPE YOU UNDERSTAND

MARK AS BRAINLIEST

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