Skip to content
free
K
1
2
practice
Home
Math
English
Science
Social Studies
Contact
Language
English
Español
Sign In
/
Science
/
Chemistry
/
Half-Life in First-Order Processes
Worksheet
Grade Level
Chemistry
11.91 Half-Life in First-Order Processes
0%
Skill Level
🔴 Hard
00:00
Progress to Next Level
25% to Medium
Easy
Medium
Hard
Mastery
100%
A first-order reaction starts with 0.300 mol of A and has k = 0.1386 min^-1. How many moles have decomposed after 15.0 min?
A
0.0375 mol
B
0.150 mol
C
0.2625 mol
D
0.225 mol
Submit Answer