A precipitate of copper(II) hydroxide is formed in a reaction. What change will help to dissolve the copper(II) hydroxide?
Cu2+(aq) + 20H*(aq) = Cu(OH)2(s)
A. Adding NaOH
B. Removing CuCl2
C. Adding HCI
D. Removing H20

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.