Water freezes in the cracks of rocks and then expands, breaking the rocks apart. this is an example of weathering. a) biological b) chemical c) erosional d) physical

The correct answer is: C) erosionl

chemical weathering. This involves different substances

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".

16

explanation:

the marks go by 4s