Question

REPEDE! Cate molecule sunt cuprinse in 36,5 g HCL, dar in 109,5 kg HCL?

Answer 1

HCl

M= 1+35,5=36,5

23

36,5 g HCl-------------1 molHCl-----------6,023.10 molecule HCl

36,5 g HCl------------1 mol HCl

109,5 g HCl----------X

X=109,5:36,5=3 moli HCl

23

1mol HCl------------6,023.10 molecule HCl

3 moli -----------------y

23 23

y=3.6,023.10 =18,069.10 molecule HCl