Question

Exercitiul 5 urgent

Answer 1

a) 1 mol Zinc.......................65 g Zinc
0,1mol............................x
x=65*0,1=6.5g Zinc

b) 1 mol Zinc..................................65g Zinc
2 moli Zinc.................................y
y=65*2=130g Zinc

c) 1 mol Zinc.........................65g Zinc
0,5moli Zinc.....................z
z=65*0,5=32,5g Zinc

a) 1 mol HS..............33HS
0.1moli..................q
q=33*0,1=3.3g HS

b) 1mol HS...................33g HS
2moli HS................a
a=33*2=66g HS

c) 1mol HS....................33g HS
0,5moli........................b
b=0,5*33=16,5 g HS