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NvidiaIntely (nvidiaintely):
Matching help @kevin @sweetburger @welshfella
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NvidiaIntely (nvidiaintely):
NvidiaIntely (nvidiaintely):
|dw:1474145826848:dw|
OpenStudy (kevin):
You can calculate it manually
OpenStudy (kevin):
C B A
OpenStudy (welshfella):
Look at A the mass number of pollonium is 214 and the atomic number is 84 when an aplha particle is released the mass number decreases by 4 and atomic number decreases by 2 so 214 --> 210 and 84 ---> 82 which on on the left is that?
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