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17-12-2020
Chemistry

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Students in a science lab conducted an investigation. Students recorded the following observations.

Which of the substances produced a chemical change?

Substances 1 and 2

Substances 1 and 3

Substances 1 and 4

Substances 2 and 3

Students in a science lab conducted an investigation Students recorded the following observationsWhich of the substances produced a chemical changeSubstances 1 class=

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20-03-2021

Answer:

It's either Substance 1 or Subatance 4 !

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