A body has a speed of 80 kilometre per hour how long it will take to travel 120 kilometre​

1.5 hour

Explanation:

Time = distance/speed

Time= 120/80 = 1.5 hour

part 1: which substance has a higher solubility?

a

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

answer(20) psi;