B. molecular size.
C. molecular mass.
D. atomic mass
b. The time it takes for the nucleus of one atom of a radioactive isotope to split in half.
c. The time it takes for half of the nuclei in a sample of a radioactive isotope to decay.
d. The time it takes for the nucleus of one atom of a radioactive isotope to decay.
The time it takes for the nucleus of one atom of a radioactive isotope to split in half is half life.
To know more about radioactive isotope here
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True
False
Arthropods are the most numerous phylum.
True
False
Some arthropods do not have jointed appendages.
True
False
If you randomly selected one animal on Earth, it would probably be a crab.
True
False
Spiders and centipedes are part of the class Crustacea.
True
False
Arthropods have exoskeletons.
True
False
Crustacea and Insecta are classes of mollusks.
True
False
A lobster’s cephalothorax, which is a combination head and thorax, is an example of arthropods’ segmented body plan.
True
False
Answer:
I can not answer this question, I do not know what you're model is.