13.toluene + nbs/light, followed by nbs /light (repeat reaction a total of 3 times), then hno3/h2so4 a. 3-no2(ph)cbr b. 4-no2(ph)cbr c. 4-nitrotoluene d. 4-nitro-1,3,5-tribromobenzene e. a-d incorrect

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.

it would be d. henry moseley

hope this !

and sorry if i'm late. have a good rest of your day! : d

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;