Respostas

  • Usuário do Brainly
2014-03-09T15:56:02-03:00
D =  \frac{m}{V}

1ml = 1cm³

a) d =  \frac{1820}{250}

d = 7,28g/cm³

b) 1kg = 1000g portanto 2kg=2000g

7,28 =  \frac{2000}{V}

7,28V = 2000

V =  \frac{2000}{7,28}

V = 274,72ml 
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