8. Which of the following statements about the majority leader in the Senate is true? The majority leader is the most powerful person in the Senate.
The majority leader is the presiding officer in the Senate.
The majority leader has very little influence over foreign relations.
The majority leader does not get to participate in debates.

google my dude. if it doesn't show up ask me.

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.

i dont know this but ask your teacher for !

2%? i tried finding the exact sorry if it's not 100% correct ; -;