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george Grade: 12
        
Three isotopes of an element have mass numbers M, (M+1) and (M+2). If the mean mass number is
(M + 0.5), then which of the following ratio of number may be accepted for M, (M+1) and (M+2) in the
order
(1) 1 : 1 : 1
(2) 4 : 1 : 1
(3) 3 : 2 : 1
(4) 2 : 1 : 1
2 years ago

Answers : (2)

grenade
2060 Points
										
(2) 4 : 1 : 1
i am confused u just check it out
2 years ago
mohit vashishtha
144 Points
										
hey buddy its (2)4:1:1 
(2*1+1*1)/6=0.5
i m definetly sure
2 years ago
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