What happens when 2 or moreatoms bond together? a. the substance is not pure. b. a mixture is made. c. a new, pure substance is made.

Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19

Me with these questions image attached

Explain why biological control methods are generally environmentally superior to chemical pest control methods.