18. All of the following are examples of chemical weathering except
a. acid rain
b. cave formations
c. rocks breaking because of ice
(d, pollution

Chemical weathering are due to chemical reactions

The option which is an exception of the examples of chemical weathering is the option;

C. Rocks breaking because of ice

Reason:

Chemical weathering is the weathering that occurs due to the dissolution of rock compounds, by rain water, oxygen, acids, or living things, forming new compounds

Examples of chemical weathering includes;

Therefore, the option which is an exception is rocks breaking because of ice which is a mechanical weathering process

Learn more about chemical weathering here:

link

C

Explanation:

Rocks breaking because of ice.

answer: the primary difference between a hypothesis and a theory is that b hypothesis is falsifiable, but a theory has been proven to be correct. theory is an explanation of something that is happening but hypothesis is a guess of something that can happen

explanation:

a saline water is fed to a reverse osmosis unit at flow rate o rotameter connected to reject (retentate) line reads 8 installed in reject and permeate line reads 15.2 milli siemens/cm and 300 micro siemens/com respectively.