A solution has a Molarity of 1.3 x 10^-6 M. Calculate the pH A) 5.89
B) 4.9
C) 5.98
D) 9.14

Which best describes how johannes kepler developed his laws of planetary motion

Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)

Light waves travel than sound waves.