This statment is false, the pen on a seismograph does not swing freely.
Answer:
The correct answer is "True".
Explanation:
A reaction mechanism is a theoretical postulate that tries to explain in a logical way which are the elemental and intermediary reactions that happen in a chemical reaction and that allow to explain the qualitative and quantitative characteristics observed in its development, in which a unique molecular event is described in each elemental step.
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C. A solution is any two liquids mixed.<span />
Do you mean 4+7 if yes it’s 11
