Ans. An isotope of Hydrogen called Tritium has one Proton and two Neutrons and its mass is 1
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A greater more than 3 because in a cube there are 6 numbers 1,2,3,4,5,6
Then it is not equal to have 1 greater than a tree has four numbers and less than three has 2. So more likely, Greater than three.
On my work the answer was D ..
True :) Acid cant burn its self.
