Respostas

2013-07-01T17:06:52-03:00

(12+2*1+16)n=180

(12+2+16)n=180

30n=180

n=180/30

n=6

8 4 8
  • Usuário do Brainly
2013-07-01T17:09:31-03:00

(CH2O)n

C=12, H=1, O=16 P.M=180

 

(12+2+16)n=180

30n=180

n=6

7 4 7