Global warming. if the world pollutes too a certain level of extreme , a new ecosystem would do some good
One method I know of is comparing a sample of the rock to other samples which the scientist already knows the age of. I forgot what this method is called but I know it's used by lazy scientists that use other scientist findings like the age of a rock to compare to their own work
Answer:
The answer to your question is: after two hours there will be 6400 cell/ ml
Explanation:
Data
Bacteria t = 0; 400 cells/ml
generation time = 30 minutes
# cells after two hours = ?
# of bacteria time
400 0
800 30 min
1600 60 min
3200 90 min
6400 120 min
Answer:
oxygen, sulfur, selenium, tellurium, polonium, and ununhexium (O, S, Se, Te, Po, and Uuh, respectively)
Explanation:
i hope it helps all this are 6 valence from electron and form 2-iron.
