Question

1- Calcule as massa moleculares das substâncias abaixo: Para responder pode usar o verso da folha.
a) KOH
b) HNO3
c) Ca(OH)2
d) KB
e) 02
f) H2SO4
g) NaCl​

Answer 1

Resposta:

a) 39+16+1=56g/mol

b) 1+14+48=63g/mol

c) 40+34=74g/mol

d) 39+11=50g/mol

e) 16+16=32g/mol

f) 2+32+64=98g/mol

g)23+35,5=58,5g/mol