Answerquestion 1 (multiple choice worth 2 points)
(01.03 mc)
complete this sentence. if volume remains the same while the mass of a substance
the density of the substance will
increases, stay the same
decreases, stay the same
decreases, increase
increases, increase

characterization of nanoparticles is a critical step in nanomaterial production as it provides information of dimension, morphology, surface charge, distribution and degree of surface functionalization.

bc blah

explanation:

bc blah

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )