APFIVE Rate Constant in First-Order Decay
Which statement accurately describes the rate constant for a first-order radioactive decay?
A
It increases over time
B
It decreases over time
C
It depends on initial concentration
D
It is constant over time
Question Leaderboard
| Rank | |||||
|---|---|---|---|---|---|
| #1 | Derinchiay2013 | 2 | 2 | 0m 15s | 185 |
| #2 | joodsindi1 | 1 | 1 | 0m 00s | 100 |
| #3 | kohally35 | 1 | 1 | 0m 13s | 87 |
| #4 | heodavidheo | 1 | 2 | 0m 19s | 71 |
| #5 | malyn27 | 1 | 1 | 0m 47s | 53 |
| #6 | hanayeongdaseot | 0 | 1 | 0m 00s | -10 |
| #7 | priyamk1122008 | 0 | 1 | 0m 15s | -25 |
| #8 | zenastansobanaiii | 0 | 1 | 0m 43s | -53 |
Items per page:
10
1 – 8 of 8