How many do you find out what a particle count is for Barium- 137 ?

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10-05-2015
Biology

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How many do you find out what a particle count is for Barium- 137 ?

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lulu1991 lulu1991 · Answer 1 · 2015-05-10T00:14:07-04:00

lulu1991 lulu1991

10-05-2015

First, you need to know the proton number of the particle is 56. And the molar mass is 137. So the neutron number is 81. Then the particle will be Barium-137. The neutron number is important because the barium has many isotopes which all have the same proton number.

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