Question

ayudaaaaaaa..!!☺:-)

Answer 1

13. D = M/V

    D = 2 g/cm3

    V = 1000 cm3

m = d x  v

m = 2 g/cm3 x 1000 cm3

m = 2000 g

 

14.

m = 150 g

D = 3 g /cm3

V = m/d

V = 150 g / 3 g/cm3

V= 50 cm3

12.   d = m/ v

D = 400 g / 100 cm3

D = 4 g/cm3