The process of removing or adding electrons is called

What substance has a mass of 9.5g and volume of 2.1cm^3

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 many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.