14.(a)Explain the change in mass expected when each of the following substances is heated in an open crucible.
( i)Copper metal.
(ii)Copper (II) nitrate
(b)A certain mixture consists of zinc oxide, iron (III) chloride and potassium chloride sohids.
Describe how you can obtain a solid sample of each of the components of the mixture.​

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.

its going to be mutualism cuz they both benefit from the relationship.

~batmans wife dun dun