Odpowiedź:
Wyjaśnienie:
liczba elektronów Ir to 77
m1=77+114=191
m2=77+116=193
x+y=100
191x+193y/100=192,217/*100
x=100-y
191(100-y)+193y=19221,7
19100-191y+193y=19221,7
2y=19221,7-19100=121,7
y=121,7/2=60,85 %
x=100%-60,85%=39,15%
Dane:
A1=191
A2=193
mat=192,217 u
Szukane:
%m1=?
%m2=?
mat=A1*%m1+A2*%m2/100%
Obliczenia:
192,217=191*%m1+193*(100%-%m1)/100% /*100
19221,7=191%m1+19300-193%m1
2%m1=78,3 /:2
%m1=39,15%
%m2=100%-39,15%
%m2=60,85%
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Odpowiedź:
Wyjaśnienie:
liczba elektronów Ir to 77
m1=77+114=191
m2=77+116=193
x+y=100
191x+193y/100=192,217/*100
x=100-y
191(100-y)+193y=19221,7
19100-191y+193y=19221,7
2y=19221,7-19100=121,7
y=121,7/2=60,85 %
x=100%-60,85%=39,15%
Dane:
A1=191
A2=193
mat=192,217 u
Szukane:
%m1=?
%m2=?
mat=A1*%m1+A2*%m2/100%
Obliczenia:
192,217=191*%m1+193*(100%-%m1)/100% /*100
19221,7=191%m1+19300-193%m1
2%m1=78,3 /:2
%m1=39,15%
%m2=100%-39,15%
%m2=60,85%