5. The statement that in undisturbed sedimentary rock layers, older layers of rock lie under younger rock layers is the
A. Theory of plate tectonics
B. Geological time scale
C. Law of superposition
D. Process of natural selection

what are the statements?

explanation:

give me the statements and i'll tell you which is correct

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".

the formula mass of a molecule or a compound is the sum of the atomic weights of the atoms in its empirical formula

(that's what i know about formula mass)