Ignore the primary language pls solve this question for me. It's gonna be due in a few hours!!​

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).

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.

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.