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Answered

How many bacteria is in the Petri dish after 140 min ?

How Many Bacteria Is In The Petri Dish After 140 Min class=

Answer :

Answer:C. 2^10

Step-by-step explanation:
Law of indices

a^x + a^y = a^(x+y)

2^3 × 2^7

=2^(3+7)

=2^10

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