You are baking cookies in the oven. If the system is your cookies, is the system exothermic or endothermic?
O a Exothermic
Ob Endothermic

Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.

15. what volume of cci, (d = 1.6 g/cc) contain6.02 x 1025 cci, molecules (ci = 35.5)(1) 10.5 l(2) 250 ml(3) 9.625 l(4) 1.712 lplz answer with step by step explanation

Type the letter that represents the correct location for each particle type below. the neutron is found at __ the electron is found at __ the proton is found at __