Question

Calcule a massa dos elementos:
d) N2H2

f) So4

g) So3

Answer 1

d) N2H4

N= 14 x 4 = 28
H= 1 x 4= 4
56 + 4 = 60

f) So4

S= 32 x 1 = 32
O= 16 x 4 = 64
32 + 65 = 96

g) So3

S= 32 x 1 = 32 
O= 16 x 3 = 48
32 + 48 = 80