The half-life time for a first-order process, A products is 7 hours. How long will take the concentration of X to go fromstarting concentration of 2.000 M 0.250 M?

odds are decent that your handwriting right now looks a little bit different than it did five years ago, and will look different again in five more. when i look back through my notebooks from middle school to now, i see a long, slow progression from meticulous and teeny letters to bigger, sloppier ones, plus a few side detours: sometime in high school, for example, i decided those loopy cursive lowercase f’s were just the coolest, adopting them as the lone rep for cursive in my otherwise all-print handwriting.

explanation:

bcde is the incorrect answer it is a

there are two significant figures.