Answer:
Depending on the amount of liquid he has, he can use it to fill each test tube. he can do 8 orders per test tube :D
The answer is D, noble gases are stable.
Those geographic helped to protect the Roman Empire.
32%=0.32=8/25
66%=0.66=33/50
75%=0.75=3/4
50%=0.50=1/2
:)
Answer:
a. They must be present in a large geographic area.
Explanation:
Index fossils can be used to determine the age of a rock strata with great precision, but they must be scattered over a large geographic area to be able to be used reliable for this type of measurement. Index fossils typically indicate a certain type of paleoenvironment belonging to a very specific prehistoric period and their formation coincides with the age of the rock layer.
