The ph of a 0.30 m solution of a weak acid is 2.67. what is the ka for this acid?

This drawing shows a human body system. what is the primary function of this body system?

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

How is the atomic number of a nucleus changed by alpha decay