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Which of the Conditions Given Is Necessary for a Chemical

Question 3

Multiple Choice

Which of the conditions given is necessary for a chemical reaction to occur?


A) The molecules of the reacting chemicals must be in motion.
B) The molecules of the reacting chemicals must bump into each other.
C) The molecules of the reacting chemicals must be of opposite charges.
D) The molecules of the reacting chemicals must be at different charges.

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