1. Calculate the pH of a solution of 0.2M acetic acid and 0.35M acetate ion. The pk of acetic acid is 4.8.
pH = pk + log ([A] : [HA])
A.
5.10
B.
5.04
c.
5.25
D.
6.10
E.
6.00
of which

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum

Which material burns faster? metal aluminum