. If a solution of food coloring of unknown concentration is found to have an absorbance of 0.325 at that wavelength, calculate the concentration of food coloring in the solution.

electron microscopy and scanning tunneling microscopes gives us a greater understanding of atoms by being able to see the atom itself, and lets us see some atomic reactions.

explanation:

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 is a and have a great day

it is b that is the answer.