Topic: Half-Life
Plutonium-239 has a half-life of 24,100 years. How long will it take a 1-kilogram sample to decay to 125 grams?

Options:

12050 years.

24100 years.

48200 years.

72300 years.

golgi body just took the test on edge

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.