If the fraction of the atoms of a radioactive material le...
If the fraction of the atoms of a radioactive material left after 120years is \(\frac{1}{64}\), what is the half-life of the material? \(\frac{1}{64}\)
20 years
10 years
2 years
24 years
Correct answer is A
No explanation has been provided for this answer.
The anomalous expansion of water occurs in the range ...
Which of the following devices is used to determine the relative density of an acid? ...
Which of the following materials is a good insulator? ...
The symbol illustrated above is that of a resistor? ...
When a radioactive substance undergoes a beta decay, its ...