## Test 3

$\frac{d[R]}{dt}=-k; [R]=-kt + [R]_{0}; t_{\frac{1}{2}}=\frac{[R]_{0}}{2k}$

Arjun Sharma 1D
Posts: 33
Joined: Fri Sep 29, 2017 7:06 am

### Test 3

Are negative orders going to be on test 3?

Sophia Bozone 2G
Posts: 51
Joined: Fri Sep 29, 2017 7:07 am

### Re: Test 3

Chem_Mod wrote:The negative orders might appear on the test, while fractional will not. Yes, you can get both from the trials. For example, if the rate changes from 20 to 10, when [a] doubles, it means it is -1 in A.

This is an answer from Chem mod on that topic in response to a previous question. In other words, yes