This time, Bob rides the first mile at 32 mph, and the second mile at 60 mph. Alice rides the entire two miles at the average of the two speeds. Calculate Bob's time minus Alice's time
in minutes.

answer: the rock sample is a sedimentary rock.

explanation:

it is given that:

mass of rock sample, m = 2.7 g

volume of rock sample,

so, density of rock sample will be

since, the density of rock sample is . hence, the rock sample is a sedimentary rock, whose densities varies between .

part 1: which substance has a higher solubility?

a

smallest amount left undissolved atall temps in table shown most has dissolved high sol'by