A sample contains kg each of the 2 substances A and B with half-lives 4sec and 8 sec respectively.Their Atomic weights are in the ratio of 1:2.Find th3 amount of A and B after an interval of 16 seconds.
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Explanation:
Let be the initial amount of radioactive substance.
For A:-
Therefore
For B:-
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Each carbon atom is covalently bonded to four other carbon atoms in diamond. A lot of energy is needed to separate the atoms. This is because covalent bonds are strong. This is the reason why diamond has a high melting point.
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