Help was edge I need a Data collection chart for this lab assignment Lab: Physical and Chemical Changes here's a photo.

It can be a Table, Bar Graph, Histograms, Line Graph, Pie Graph, Scatterplot

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.

if you mean hydrogen and oxygen then water is the product

1. they vary with a higher number because boiling is way hotter than melting