The presence of which of the following substances can allow a chain reaction to happen?
a) a reactive product
b) a reactive intermediate
c) a beta particle
d) none of the above
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Ответ:
im not sure either B or D b is the only one with evidence
Explanation:
Most chemical chain reactions have very reactive intermediates called free radicals. The intermediate that maintains the chain reaction is called a chain carrier. These atoms or fragments are usually derived from stable molecules due to photo- or heat-dissociation
Ответ: