When you use UV Vis to determine the purity of the product- how does knowing the amount of salicylic acid help? Do you only use this when you know (after adding Fe3+) that the aspirin isn't pure? I know there is a very simple answer to this question...
A 1200-kg car reaches a speed of 11 m/s from rest in 10 seconds. Determine the cars power.
need help urgently writing exam tmrw how do u balance equations???????
physical science 9th grade
how do you balance equations