A glass container holds equal numbers of atoms of phosphorus 30 with a half-life of 2.5 minutes and of nitrogen 13 with a half-life of 10 minutes. After 20 minutes the ratio of the number of nitrogen atoms remaining to the number of phosphorus atoms remaining is
A) .
B) .
C) .
D) 64.
E) 256.

Question

A glass container holds equal numbers of atoms of phosphorus 30 with a half-life of 2.5 minutes and of nitrogen 13 with a half-life of 10 minutes. After 20 minutes the ratio of the number of nitrogen atoms remaining to the number of phosphorus atoms remaining is
A) . 
B) . 
C) . 
D) 64. 
E) 256.

Quizplus · Accepted Answer

The Answer of A glass container holds equal numbers of atoms of phosphorus 30 with a half-life of 2.5 minutes and of nitrogen 13 with a half-life of 10 minutes. After 20 minutes the ratio of the number of nitrogen atoms remaining to the number of phosphorus atoms remaining is
A) . 
B) . 
C) . 
D) 64. 
E) 256.

A Glass Container Holds Equal Numbers of Atoms of Phosphorus