2 g of a radioactive sample having half-life of 15 days was synthesised on 1st Jan 2009. The amount of the sample left behind on 1st March, 2009 (including both the days) is
A
0g
B
0.125g
C
1g
D
0.5g
Ans:B
2 g of a radioactive sample having half-life of 15 days was synthesised on 1st Jan 2009. The amount of the sample left behind on 1st March, 2009 (including both the days) is
A
0g
B
0.125g
C
1g
D
0.5g
Ans:B