One gram of a radioactive element decays...

One gram of a radioactive element decays by `beta`-emission to 0.125 in 200 hours. How much more time will elapse only 0.10 g of it is left?

Topper's Solved these Questions

RADIOACTIVITY AND NUCLEAR TRANSFORMATION
OP TANDON|Exercise OBJ - A|143 Videos
RADIOACTIVITY AND NUCLEAR TRANSFORMATION
OP TANDON|Exercise OBJ - B|54 Videos
RADIOACTIVITY AND NUCLEAR TRANSFORMATION
OP TANDON|Exercise Example|53 Videos
ORGANIC COMPOUNDS CONTAINING NITROGEN
OP TANDON|Exercise Single integer|8 Videos
SATURATED ALIPHATIC HYDROCARBONS
OP TANDON|Exercise SINGLE INTEGER ANSWER TYPE QUESTIONS|7 Videos

Similar Questions

Explore conceptually related problems

One gm of an element decays by beta -emission to 0.125 gm in 200 years . The half life period of the reaction is

A radioactive element decays by beta- emission. A detector racords n -beta particles in 2 sec and in next 2 sec it records 0.65n -beta particles. Find mean life.

A radioactive element decays by beta -emission. A detector records n-beta particles in 2 s and in next 2 s it records 0.45 n beta particles. Find mean life.

Half life of a radioactive elemets is 12.5 hour and its quantity is 256 gm. After how much time is quantity will remain 1 gm ?

A radioactive element decays by beta-emission . A detector records n beta particles in 2 s and in next 2 s it records 0.75 n beta particles. Find mean life correct to nearest whole number. Given ln |2| = 0.6931 , ln |3|=1.0986 .

A sample of radioactive element with t_(0.5) of 11.2yr weigh 2.0 g . After 33.6 yrs how much is left ?

OP TANDON-RADIOACTIVITY AND NUCLEAR TRANSFORMATION -Problem Practices

A sample of a radioactive substance has 10^(6) radioactive nuclei. Its...
Text Solution
|
Radioactive elements decays at such a rate that after 68 minutes only ...
Text Solution
|
One gram of a radioactive element decays by beta-emission to 0.125 in ...
Text Solution
|
A wooden article found in a cave has only 40% as much .^(34)C activity...
Text Solution
|
One mu g of a radioactive iodine contained in thyroxine is injected in...
Text Solution
|
One gram of radium is reduced by 2 miligram in 5 yers by alpha-decay....
Text Solution
|
The activity of a radioactivity substance fall to 87.5% of the initial...
Text Solution
|
Starting with 1.0g of a radioactive sample, 0.25 g fo its is left afte...
Text Solution
|
A sample of wooden artifact is found to undergo 9 disintegration per m...
Text Solution
|
Xenon-127 has a half life of 36.4 days. How much of a sample of xenon ...
Text Solution
|
Calculate the ratio of (N)/(N(0)) after n hour has passed for a radioa...
Text Solution
|
The activity of the hair of an Egyptian mummy is 7 disintegration "min...
Text Solution
|
On analysis a sample of .^(238)U ore was found to contain 20.6g of .(8...
Text Solution
|
It is known that 1g of .^(226)Ra emits 11.6 xx 10^(17) atoms of alpha ...
Text Solution
|
A uranium mineral contains .^(238)U and .^(206)Pb in the ratio of 4 : ...
Text Solution
|
In a sample of pitchbende, the atomic ratio of .^(206)Pb : .^(238)U i...
Text Solution
|
The ratio of the atoms of two elements A and B at radioactive equilibr...
Text Solution
|
Calculate the energy released in MeV during the reaction .(3)^(7)Li + ...
Text Solution
|
The half life period of .(58)^(141)Ce is 13.11 days. It is a beta-part...
Text Solution
|
A sample of .(38)^(90)Sr has an activity of 0.5 mCi. What is its speci...
Text Solution
|