What characteristics do geologists observe when studying a rock sample

Describe in detail the melting point behavior of the 80: 20 benzoic acid-mandelic acid mixture

There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.