alguem pode me ajudar
Soluções para a tarefa
Resposta:Segue as contas abaixo
Explicação:a)N2-->14.2=28 g/mol
b)CO2-->12x1+16x2-->12+32=44 g/mol
c)HNO3-->1x1+14x1+16x3-->1+14+48=63 g/mol
d)H2SO4-->1x2+32x1+16x4-->2+32+64=98 g/mol
e)C6H12O6-->12x6+1x12+16x6-->72+12+96=180 g/mol
f)Ca(OH)2-->40x1+16x2+1x2->40+32+2=74 g/mol
g)Ca(ClO3)2-->40x1+35,5x2+16x6-->40+71+96=207 g/mol
h)(NH4)2SO4-->14x2+1x8+32x1+16x4-->28+8+32+64=
132 g/mol
i)Ca3(PO4)2-->40x3+31x2+16x8->120+62+128=310 g/mol
j)Al(OH)3-->27x1+16+3+1x3-->27+48+3=78 g/mol
k)C2H6-->12x2+1x6-->24+6=30 g/mol
l)PH3-->31x1+1x3-->31+3=34 g/mol
m)N2O4-->14x2+16x4-->28+64=92 g/mol
n)C5H10-->12x5+1x10-->60+10=70 g/mol
o)h)(NH4)2SO4-->14x2+1x8+32x1+16x4-->28+8+32+64=
132 g/mol