When the pressure on a given mass of liquid is increased from 3.0 MPa to 3.5 MPa, the density of the liquid increases from 500 kg/m3 to 501 kg/m3. What is the average value of bulk modulus of the liquid over the given pressure range?
a. 700 MPa b. 600 MPa
c. 500 MPa d. 250 MPa