If 20gm of radioactive substance due to radioactive decay reduces to 10gm in 4 minutes then in what time 80gm of then what time 80gm of the same substance will reduce to 10 gm?
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Q2
If 20 gm of a radioactive substance due to radioactive decay reduces to 10 gm in4 minutes, then in what time 80 gm of the same substance will reduce to 10 gm
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Q3
If 20gm of radioactive substance due to radioactive decy reduces to 10gm in 4 minutes then in what time 80gm of the same substance will reduce to 10gm?
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Q4
Rashi mixed 10gm of iron with 5.8 gm of sulphur to form a compound. What will be the molecular mass of the compound produced?