المساله الثانيه ا
اخوي هل المساله اعطنا كتله العنصرين ويبي نسبه الوجود
vanadium atomic of V is 50.9415 amu
V is otape has a mass of 49.9462 amu
العنصر الثاني
V is otope has a mass of 50.9440 amu
the a bundunce of V AND V is otope are respctived
الاختيارات
a) 24.24% ... 75.76
b) 0.25% ... 99.575%
c) 98.93% ... 1.07%
d)7.0% .. 93.0%
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