It's most likely the Operating System Applications
The answer is : Ka=0.000137
HA -> H+ + A-
0.10 x x
0.10-x +x +x
[H+]= 10^-2.44 = 0.00363
x= 0.00363
(0.00363)(0.00363)/(0.10-0.00363) = 0.000137
Ka=0.000137
Answer:
I would pick A.
Explanation:
Letting yourself know that making mistakes is a good way to let yourself know you won't completely fail.
Answer:
consumer-to-consumer auction site
Explanation:
The best type of purchase for this scenario would be a consumer-to-consumer auction site. These sites allow anyone to make a publication selling their product. This publication can be seen by anyone around the world. It is the best way of finding the cheapest prices for a specific item. The condition of the items on these sites can vary. The majority of the time they are used items in good conditions, but can also be new items or very worn out items being sold for parts.