How many miles of O2 are needed to burn 1.45 mil of C8H18

Note the ph and poh values labeled with letters on the ph scale below. based on log rules and the way ph is calculated, what is the difference in [oh– ] concentration between point a and point b. a) 10^1 b) 10^5 c) 10^6 d) 10^7

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?