1) If I have 340 mL of a 0.5 M NaBr solution, what will the concentration be if I add 560 ml
more water to it? (0.2M)

african americans demonstrated their newly found freedom by relocating often in search of relatives whom they had been separated from during slavery. others established schools to educate freed people and they built institutions such as churches and political organizations to advocate for their rights.

the answer would be c

c (diamond),

sio2 (quartz)

the volume increases